Motorhome car battery empty or defective? Activate vehicle battery monitoring in camper winter storage via WiFi.
HOOTS WLAN Battery Guard for motorhomes, campers and caravans in winter storage and storage - 12V 24V 36V battery management system
The most frequently asked questions and answers about motorhome battery monitors and battery monitoring
Should I always leave my RV plugged in?
Whether you should keep your RV connected to a power source at all times depends on a variety of factors, including the type of battery in your RV, storage conditions, and how often you use the vehicle. Here are some considerations that may help you decide:
Benefits of connecting to electricity:
Battery Maintenance: A constant power connection can help keep batteries fully charged and in good condition, especially when using a trickle charger or smart charger.
Readiness for operation: Your motorhome remains ready for use if you want to use it spontaneously.
Humidity Control: In some cases, the RV can be kept dry by running dehumidifiers or heaters, which is particularly beneficial in humid climates.
Disadvantages of connecting to electricity:
Overcharging the batteries: Leaving the RV plugged into a power source without using a smart charger can result in overcharging and damage to the batteries.
Increased power consumption: Constant charging can lead to increased electricity costs.
Potential Safety Hazards: Constant flow of electricity can pose a small risk of electrical problems, especially if the RV's electrical systems are not regularly maintained.
Recommendations:
A HOOTS battery monitor is a device used to monitor the condition and performance of a battery.
HOOTS BATTERY combines all of these functions and advantages.
Using a smart charger: These devices can charge the battery to an optimal level and then enter a trickle mode to prevent overcharging.
Regular Maintenance: Check the batteries and electrical connections regularly to ensure everything is in good working order.
Balancing Use and Storage: If you use your RV frequently, it may make sense to keep it plugged in. If not in use for a long period of time, consider other storage methods such as disconnecting and occasionally charging the battery.
Ultimately, the decision depends on how you use your RV and what type of battery system it has. It may be useful to consult the specific recommendations of your RV manufacturer or those of an RV electrical professional.
The body battery no longer charges - motorhome body!
If the body battery in your motorhome no longer charges, this can have various causes.
HOOTS BATTERY battery monitoring for motorhomes and campers.
Here are some steps you can take to troubleshoot and resolve the issue:
1. Check connections: Make sure all cables and connections to the battery are tight and free of corrosion. Loose or corroded connections can prevent proper charging.
2. Check the charger: Make sure the charger is working properly and providing power. A defective charger or an interrupted power supply could be the cause.
3. Check battery voltage: Measure the battery voltage with a multimeter. If the voltage is significantly below the nominal voltage, this may indicate a deeply discharged or defective battery.
4. Check battery condition: An old or heavily used battery may have lost its charging capacity. Batteries have a limited lifespan and can become less efficient over time.
5. Check the RV charging system: Some RVs have a built-in system that charges the body battery while driving or when connected to an external power source. Check that this system is working properly.
6. Check Fuses: Check all fuses connected to the charging system. A blown fuse can interrupt the power supply.
7. Turn off all consumers: Make sure that no unnecessary consumers are discharging the battery while it is charging.
8. Charge the battery manually: Try to charge the battery manually using an external charger. If the battery doesn't charge even then, there is probably a battery problem.
9. Consult a specialist workshop: If you cannot identify and solve the problem yourself, it is advisable to visit a specialist workshop. The entire electrical system of the motorhome can be professionally checked there.
Keep in mind that diagnosing and repairing electrical systems in an RV can require complex knowledge. If you are unsure, it is always safest to seek professional help.
Is a Battery Guard with WiFi ideal for my motorhome?
Yes, a Battery Guard with WiFi is a good choice for your RV. It offers you the following advantages:
Remote Monitoring: You can monitor Battery Guard from anywhere with internet access. This is especially helpful if you don't have your RV nearby, such as: B. when you are at a campsite.
Notifications: Battery Guard can alert you via email or push notification when there is a problem with the batteries. This can help you identify and correct problems early.
Additional features: The Battery Guard offers a number of additional features that can be useful for RVers, such as: B. monitoring the temperature and warning of overcharging.
HOOTS BATTERY battery monitoring for motorhomes and campers.
Below are some specific examples of how a Battery Guard with WiFi can help you monitor your RV's batteries:
You can check the battery charge level from anywhere. This is helpful to ensure that the batteries always have enough charge to start your RV.
You can monitor the batteries for abnormalities such as deep discharges or overcharging. This can help you prevent damage to the batteries.
You can monitor the batteries for temperature fluctuations. This is helpful to ensure that the batteries do not overheat or freeze.
Overall, a Battery Guard with WiFi is a valuable tool that can help you monitor your RV batteries and extend their lifespan.
Here are some additional benefits of a Battery Guard with WiFi for your RV:
You can track battery health using a graph or table. This can help you identify trends and identify problems early.
You can share battery health with other users. This can be helpful if you are traveling with others or if you need help troubleshooting problems.
If you want to buy a Battery Guard for your RV, you should consider the following factors:
The number of batteries you want to monitor: Some Battery Guards can only monitor one battery, while others can monitor multiple batteries at the same time.
The features you need: Some Battery Guards offer additional features such as temperature monitoring or overcharging warning.
The Budget: Battery Guards can vary in price and features.
How is a motorhome car battery stored in winter?
Storing a car battery or RV battery in the winter is important to extend its lifespan.
HOOTS BATTERY battery monitoring for motorhomes and campers.
Here are the steps you should follow to store your vehicle battery safely and efficiently:
Fully charge the battery. A completely discharged battery can be damaged and its lifespan shortened.
Disconnect the battery from the consumers. This prevents the battery from being drained by electrical devices.
Store the battery in a dry, well-ventilated place. The ideal storage temperature is between 10 and 20 degrees Celsius.
Store the battery upright. This prevents the acid from leaking out.
Protect the terminals with plastic wrap or other insulating material. This prevents short circuits.
Check the battery regularly for damage. If the battery loses fluid or is damaged, it should be replaced.
If you are not using your RV in the winter, you should remove the battery and store it in a warm place. This prevents the battery from freezing and becoming damaged.
Here are some additional tips for storing an RV battery in the winter:
If you plan to store the battery for a long time, you should store it in a closed container to protect it from dust and dirt.
You can also store the battery in a special battery storage container. These containers are equipped with humidity control to protect the battery from corrosion.
If you want to store the battery in the RV, you should equip it with a battery monitor. This monitor warns you when the battery is too deeply discharged.
If you are unsure how to store your RV battery during the winter, you should consult a professional.
Here are some specific examples of how you can implement the tips for storing an RV battery in the winter:
Charge the battery with a trickle charger. These chargers keep the battery at a constant state of charge even when not in use.
Disconnect the battery from the consumers by disconnecting the battery terminals. Make sure to disconnect the poles in the correct order (first negative, then plus).
Store the battery in a dry, well-ventilated area, such as: B. in a basement or garage.
Place the battery upright on a solid surface.
Protect the battery terminals with plastic wrap or other insulating material.
Check the battery regularly for damage by looking for cracks, dents, or acid leaks.
By following these tips, you can help keep your RV battery in good condition and extend its lifespan.
What happens to my RV battery in winter storage?
Caring for your RV batteries during winter storage is crucial to ensuring they remain in good condition and ready to use when you plan to use your RV again in the spring.
The HOOTS battery monitor warns you as a battery guard via email.
Here's what happens to your RV batteries in winter storage:
- Prevent deep discharge: If the batteries in the motorhome are not charged regularly, there is a risk that they will discharge over time. This can lead to deep discharge, which can damage the batteries. To prevent this from happening, it is important to charge the batteries before they become severely discharged.
- Parasitic Discharge: Some RV electrical devices or systems may continue to use a small amount of power even when turned off, which is known as "parasitic discharge." This can drain the batteries over time. If you don't use the RV battery disconnect switch, it may be a good idea to periodically charge the batteries during winter storage to offset parasitic discharge.
- Temperature: Batteries are temperature sensitive and extremely cold temperatures can affect their performance. If possible, store the batteries in a location where temperatures do not drop too low or insulate them to protect them from the cold.
- Maintenance: Check batteries regularly for visible damage, cracks, or leaks. Make sure the battery terminals and connections are tight and free of corrosion. If you have wet lead-acid batteries, check the water level in the cells and add distilled water if necessary.
- Battery disconnect switch: If possible, use a battery disconnect switch to disconnect the batteries from the RV. This can prevent the parasitic discharge and protect the batteries during storage.
- Expert Advice: Depending on the battery type (e.g. AGM, Gel, Lithium) and the specific needs of your RV, recommended care and storage practices may vary. Always consult the battery instruction manual and manufacturer's recommendations.
By taking these steps, you can ensure that your RV batteries stay in good condition during winter storage and are ready for the next camping season. Note that exact requirements may vary depending on specific conditions and battery types, so it is advisable to follow the manufacturer's recommendations.
Is my battery charge in the motorhome enough to last the whole night?
Whether your RV has enough battery charge to last all night depends on a variety of factors, including the capacity of your batteries, the power consumption of your electrical devices, and the efficiency of your energy use. Here are some considerations that can help you answer this question:
- Battery Capacity: First, you should know the capacity of your RV batteries. This is usually expressed in amp-hours (Ah). The larger the battery capacity, the more energy is available.
- Power consumption: Determine the power consumption of your electrical devices and systems in the RV with HOOTS BATTERY . This includes lighting, heating, cooling, refrigerators, water heaters, consumer electronics, etc. You can find the current draw in amps (A) for each device, usually on the device itself or in the user manual.
- Calculation: To determine whether your battery charge is sufficient to last the whole night, divide the capacity of your batteries (in Ah) by the average power consumption per hour (in A). This gives you the estimated operating time of your batteries in hours.
Example: If you have two 100 Ah batteries and the average power consumption of your devices is 10 A per hour, your battery charge would theoretically last for about 10 hours (200 Ah / 10 A = 20 hours).
It is important to note that these calculations are only rough estimates. The actual life of your batteries can be affected by a variety of factors, including temperature, battery discharge rate, charging efficiency, battery condition, and more.
To ensure your battery charge is sufficient for an overnight stay, you can take the following steps:
- Improve energy efficiency: Use energy-efficient appliances and systems, turn them off when not needed, and insulate your RV to minimize energy consumption.
- Additional power source: If possible, use an external power source such as a solar panel or generator to charge the batteries. You can monitor charging from the additional power source remotely with the HOOTS battery monitor.
- Increase battery capacity: If you find that your batteries are regularly running low, you can increase the capacity of your battery system by adding additional batteries.
- Check battery health: Make sure your batteries are in good condition and well maintained to ensure maximum capacity and lifespan.
Ultimately, the question of whether your battery charge is sufficient for the whole night depends on your individual power consumption and your batteries. It's important to check the calculations and make sure you have enough energy to meet your needs.
How do I measure the air humidity or humidity in the motorhome?
Measuring humidity, or humidity, in an RV is important to ensure the interior of the RV remains comfortable and to avoid moisture problems.
Our recommendation: With the HOOTS battery monitor you can monitor the power, current, voltage, humidity and temperature
and retrieve the corresponding times via WLAN in the data cloud or Bluetooth.
Here are some ways you can measure humidity in an RV:
- Hygrometer: A hygrometer is the most common instrument for measuring humidity. You can purchase a portable hygrometer and place it in a convenient location in the RV. Digital hygrometers are often accurate and easy to read. Make sure the hygrometer is protected from direct sunlight, water and other influences that could affect the measurements.
- Weather station: Some modern weather stations have built-in hygrometers that measure humidity in addition to other meteorological data such as temperature and air pressure. You can install a weather station with a wireless display in the RV to continuously monitor the data.
- Smart home technology: If you use smart home monitoring systems, you might also consider integrating a device into your RV. These devices often offer the option of monitoring humidity via an app on your smartphone or tablet.
- Visual inspection: In addition to measuring the humidity, you can also carry out a visual inspection. Look for signs of condensation on windows, ceilings, and walls, as this can indicate high humidity in the RV.
It's important to take humidity measurements regularly, especially if you're traveling in a humid climate or your RV is parked for long periods of time. Excessive humidity in the RV can lead to moisture problems such as mold, bad odors and rust. Too low humidity can lead to dry skin and breathing problems. By monitoring humidity, you can take appropriate measures to ensure the comfort and preservation of your RV. Depending on the measured values, you can also use dehumidifiers or humidifiers to adjust the room climate.
Why is my motorhome/camper battery empty again?
- Parasitic discharge: Some electrical devices or systems in the camper can continue to use electricity even when they are turned off, which is known as "parasitic discharge." This can cause the battery to drain over time. Make sure all electrical devices and systems in the camper are completely turned off when not in use, or use a battery isolator to disconnect the battery from the system when the camper is not in use.
- Weak battery: If the battery itself is old or no longer in good condition, it cannot store enough energy and will be discharged quickly.
- Excessive use: Using many electrical devices or systems in the camper at the same time can quickly drain the battery. Make sure you use the power consumers in the camper efficiently and reduce energy consumption if necessary.
- Lack of charging: If the camper battery is not sufficiently charged, it can become drained more quickly. Make sure the charger is working properly and the battery is being charged regularly. This can be done through solar panels, the camper's engine while driving, or an external charger.
- Faulty electrical wiring: Faulty wiring or defective electrical components in the camper can lead to unnecessary power consumption and drain the battery. Check the electrical wiring and connections for possible problems.
- Deep discharge: If the camper battery has been deeply discharged, it can be damaged and may no longer function properly. Deep discharge should be avoided.
- Cold: Batteries lose charge more quickly in cold weather. Leaving the camper in cold conditions can shorten battery life.
To solve the problem of a camper battery that keeps dying, it is important to identify the cause. With the HOOTS battery monitor you can read the power, currents and the associated times in the data cloud. You could have a battery check done to make sure the battery is still in good condition. Also check the above points to identify and resolve potential causes.
How do I protect my motorhome battery in winter or winter storage?
To protect your motorhome battery during winter storage, you should take the following measures:
Fully charge the battery before storing. A charger with trickle charging ensures that the battery does not discharge too deeply during the winter break.
Disconnect the battery from the circuit. This prevents the battery from being damaged by secret consumers, such as: B. clock or radio, is discharged.
Store the battery at a temperature of 15 to 20 degrees Celsius. The battery can be damaged in frost.
Use a solar system to charge the battery during winter storage. This is a good way to protect the battery from deep discharge if you don't have a power connection in winter storage.
Here are the individual steps in detail:
Fully charge the battery before storing.
The battery should have a charge level of at least 100% before storage. This ensures that the battery does not discharge too deeply and become damaged during the winter break.
Disconnect the battery from the circuit.
To prevent the battery from being discharged by secret consumers, you should disconnect it from the circuit before storing it. You can do this by disconnecting the battery cables from the battery terminals.
Store the battery at a temperature of 15 to 20 degrees Celsius.
The battery can be damaged in frost. Therefore, you should store the battery at a temperature of 15 to 20 degrees Celsius. If you don't have a suitable storage location, you can also store the battery in an RV winter storage facility.
Use a solar system to charge the battery during winter storage.
If you do not have a power connection in winter storage, you can use a solar system to charge the battery during winter storage. This is a good way to protect the battery from deep discharge.
If you follow these measures, you can protect your RV battery from damage during winter storage and extend its lifespan.
The HOOTS battery monitor warns you of deep discharge via email.
How can I monitor the voltage of the second battery in the motorhome?
There are various methods and tools available to monitor the voltage of a secondary battery in your RV. This monitoring is important to ensure that the battery is functioning properly and has a long lifespan.
Here are some common methods:
Our recommendation: With the HOOTS battery monitor you can access the power, current, voltage and the associated times via WLAN in the data cloud or Bluetooth.
- Voltmeter or Multimeter : A simple voltmeter or multimeter can be used to measure the voltage of the secondary battery. For an accurate measurement, connect the meter's test leads to the positive and negative terminals of the battery. A fully charged lead-acid battery should read about 12.6 to 12.7 volts when unplugged.
- Dedicated battery monitor : A specialized battery monitor is an excellent choice for monitoring voltage as well as other important data such as state of charge (SoC), current flow, and possibly battery temperature. Some models offer additional features such as low voltage alarms and historical data analysis.
- Solar charge controller with monitoring function : If your second battery is charged via a solar panel, many modern solar charge controllers have integrated monitoring functions that show you the current charge status and voltage of the battery.
- Smartphone apps with Bluetooth or Wi-Fi : Some battery monitors and solar charge controllers offer connectivity to a smartphone app via Bluetooth or Wi-Fi. These apps allow you to conveniently monitor battery voltage and other parameters via your smartphone or tablet.
- RV on-board computer : Many modern RVs are equipped with an on-board computer that provides information about battery voltage and other relevant vehicle data.
- Regular manual checks : If you do not use automated systems, it is advisable to check the battery voltage manually on a regular basis, especially before long journeys or after long periods of inactivity.
- Battery Isolators and Switches : If your RV has a battery isolator or manual switch, make sure they are working correctly to prevent unwanted discharge of the secondary battery.
- Battery trickle charger : For times when the RV is not in use, a battery trickle charger can be connected to keep the battery fully charged and in good condition.
No matter which method you choose, it's important to check the battery voltage regularly to ensure your secondary battery is functioning reliably and achieving maximum lifespan.
What is a HOOTS battery monitor used for?
A HOOTS battery monitor is a device used to monitor the condition and performance of a battery. It is typically used for car batteries or other types of rechargeable batteries. The main functions of such a battery monitor may include:
1. Battery Voltage Monitoring: The monitor continuously measures the voltage of the battery to ensure that it remains within a safe range. This helps prevent overcharging or deep discharging.
2. Charge status display: The battery monitor shows how fully charged the battery is. This information is important to maximize the life of the battery and ensure that it always has enough energy for its purpose.
3. Low battery warning: When the battery voltage falls below a critical value, the guard can issue a warning via email. This helps to avoid situations where the vehicle or device does not start because the battery is too low.
4. Data logging: Some advanced models can record battery data for a longer period of time. This can be useful for identifying trends in battery performance and initiating maintenance actions in a timely manner.
The HOOTS Battery Monitor is a useful tool for anyone who relies on the reliability and longevity of their batteries, especially in areas such as automotive, marine, solar energy and backup power.
Do I always need a second battery in my motorhome in winter and in general?
Whether you generally need a second battery in your motorhome, especially in winter, depends on various factors. A second battery can be beneficial in many situations, especially if you spend a lot of time in your RV or want to camp independently.
Our recommendation: With the HOOTS battery monitor you can access the power, current, voltage and the associated times via WLAN in the data cloud or Bluetooth.
Here are some considerations to help you decide:
- Increased energy demand in winter : In winter, energy demand may increase due to additional heating devices, increased use of indoor lighting and reduced battery efficiency in cold temperatures. A second battery can help meet this increased need.
- Protection of the starter battery : A second battery (supply battery) ensures that the motorhome's starter battery is not discharged by the operation of household appliances. This is particularly important in winter, as cold temperatures can affect the performance of the starter battery.
- Self-sufficient camping : If you plan to camp away from campsites where external power is not available, a second battery is almost essential to ensure continuous power.
- Energy sources in winter : If you use solar panels to generate electricity, note that solar radiation is lower in winter, resulting in reduced charging performance. Larger battery capacity can help compensate for this limitation.
- Battery Insulation and Storage : During winter, it is important that batteries are properly insulated and stored to maintain their efficiency. Cold temperatures can affect the performance and lifespan of batteries.
- Secondary Battery Type : Deep cycle batteries are designed to provide long-lasting energy output and are best used as secondary batteries. Although lithium-ion batteries are more expensive, they offer advantages in terms of weight, size and performance at low temperatures.
- Space and weight considerations : Consider your RV's available space and weight limits, as secondary batteries take up additional space and can be heavy.
If you decide to install a secondary battery, you should also consider a proper battery management system to effectively charge and maintain both batteries. Overall, a secondary battery can be a wise investment for winter camping and self-sufficient travel to ensure comfort and reliability.
Should I disconnect the motorhome starter battery in winter or when hibernating or not?
Whether you should disconnect your RV's starter battery in the winter depends on several factors, including:
Storage conditions: If your motorhome is in a heated room in winter, it is not absolutely necessary to disconnect the battery. In an unheated room, however, it makes sense to disconnect it to protect the battery from deep discharges.
The type of battery: Gel or AGM batteries are generally better protected against deep discharge than wet batteries. If you have a gel or AGM battery, disconnecting the battery in winter is not as important.
The duration of the winter break: If you only shut down your motorhome for a short time in the winter, it is not necessary to disconnect the battery. However, if you are winterizing your RV for several months or even years, you should disconnect the battery.
HOOTS BATTERY battery monitoring for motorhomes and campers.
If you decide to disconnect your RV's starter battery during the winter, you should do so before the winter break. Then fully charge the battery and then disconnect both cables, starting with the negative terminal.
If you don't want to disconnect the battery, you should charge it regularly to prevent deep discharge. This is especially important if your RV is in an unheated room.
Here are some tips for charging the starter battery in winter:
Use a trickle charge charger.
Charge the battery at least once a month.
Charge the battery at a temperature of at least 15 degrees Celsius.
By following these tips, you can extend the life of your starter battery in the winter.
Which Battery Guard to use for battery monitoring and as a battery monitor?
When choosing a Battery Guard to monitor and act as a battery monitor for your battery, you should choose a device that is reliable and compatible with your battery type and specific needs. A Battery Guard is a useful tool for monitoring the health and charge level of your battery and can help prevent deep discharge and extend battery life.
Our recommendation: With the HOOTS battery monitor you can access the power, current, voltage and the associated times via WLAN in the data cloud or Bluetooth.
Here are some important factors to consider when choosing a Battery Guard:
- Compatibility with battery types : Make sure the Battery Guard is compatible with the type of battery you are using, be it lead-acid, AGM, gel or lithium-ion.
- Measurement parameters : A good battery guard should be able to measure important parameters such as voltage, current and state of charge (SoC). Some more advanced models also offer battery health (SoH) measurement capabilities.
- Alarm features : Choose a device with alarm features that alert you when the battery reaches a critical condition, such as low voltage, which can indicate impending deep discharge.
- Remote monitoring : Some Battery Guards offer the ability to remotely monitor via Bluetooth or Wi-Fi, allowing you to check battery status via a smartphone app.
- Ease of use : Look for easy installation and a user-friendly interface. The device should be easy to understand and use.
- Reliability and accuracy : Choose a device from a reputable manufacturer to ensure measurements are accurate and reliable.
- Customizable Settings : Some Battery Guards allow you to adjust thresholds and alarm settings to suit your specific needs.
- Value for money : Consider your budget and compare the features and costs of different models to get the best value for money.
Some well-known brands and models on the market offer high-quality Battery Guards with different features and price points. It's a good idea to read product reviews, reviews, and possibly seek expert advice to make the best choice for your needs.
How can I monitor the battery of my motorhome in the garage during winter storage from home?
Monitoring your RV battery in the garage during winter storage from home requires some specialized technology and equipment. Here are some ways you can monitor your RV battery:
- Battery Monitoring Systems: There are specialized battery monitoring systems and battery monitoring devices on the market designed to monitor the health of your RV battery. These systems collect data such as battery voltage, current flow and temperature and send it wirelessly to a mobile app or online dashboard. You can then access this data from your home and monitor the health of your battery.
- Solar charge controller with remote monitoring: If your RV is equipped with a solar charger that has a remotely monitorable solar charge controller, you can monitor the battery charge level via an app or online dashboard. These devices often provide real-time data on battery charge and solar panel energy output.
- Battery monitoring apps: There are also mobile apps and Bluetooth-enabled battery monitors on the market that you can connect directly to your battery. These devices send data about your battery's health to your smartphone, allowing you to monitor charge status and other important information from home.
- Remote Current Sensor: You can use a remote current sensor to monitor the current flow between the battery and your RV devices. This can help you assess energy consumption and battery health.
HOOTS BATTERY combines all of these functions and advantages.

Motorhome & camper starter battery in winter storage
Winter storage is a method of storing RVs,
Campers or other vehicles during the cold season. At the
The vehicles should be stored in a dry and frost-free place during the winter
Place accommodated. The batteries often come with a
Equipped with a battery monitor that monitors the battery voltage and
triggers an alarm if necessary.
Effective solutions for checking the car battery charge level and
Battery remote monitoring via WiFi / WLAN / radio and Bluetooth. Discover
Here are proven methods to keep your car battery in top shape.
Avoid start-up difficulties and maximize them
Performance of your starter battery.
With HOOTS BATTERY you can ensure that your car battery is in optimal condition when storing your motorhome for the winter.
Keep an eye on the charge status of the car battery in your motorhome's winter storage via WiFi and Bluetooth.
Protect your RV's car battery from charging problems for winter storage
Motorhome & camper starter battery in winter storage
Winter storage is a method of storing RVs,
Campers or other vehicles during the cold season. At the
The vehicles should be stored in a dry and frost-free place during the winter
Place accommodated. The batteries often come with a
Equipped with a battery monitor that monitors the battery voltage and
triggers an alarm if necessary.
Effective solutions for checking the car battery charge level and
Battery remote monitoring via WiFi / WLAN / radio and Bluetooth. Discover
Here are proven methods to keep your car battery in top shape.
Avoid start-up difficulties and maximize them
Performance of your starter battery.
With HOOTS BATTERY you can ensure that your car battery is in optimal condition when storing your motorhome for the winter.
Keep an eye on the charge status of the car battery in your motorhome's winter storage via WiFi and Bluetooth.
Protect your RV's car battery from charging problems for winter storage


WiFi battery monitoring with HOOTS WiFi Battery Monitor
HOOTS BATTERY is the solution as a battery monitoring system for the
mobile WLAN monitoring of current and voltage when wintering and
Winter storage: Discover how you can use the latest Bluetooth
Technology can analyze your energy consumption patterns to reduce costs
to reduce, improve energy efficiency and potential problems
to be recognized early.
Monitor your RV or boat in the
Winter storage with the temperature and humidity sensor and ensure
for additional security. Also your emergency generators,
Industrial engines, diesel generators and power generators can be connected via WLAN
can be read by an app.
Control yours
Energy consumption and monitor the starter battery in your
Motorhome in winter storage with an accurate ammeter, measuring resistor
and battery shunt.
WiFi battery monitoring with HOOTS WiFi Battery Monitor
HOOTS BATTERY is the solution as a battery monitoring system for the
mobile WLAN monitoring of current and voltage when wintering and
Winter storage: Discover how you can use the latest Bluetooth
Technology can analyze your energy consumption patterns to reduce costs
to reduce, improve energy efficiency and potential problems
to be recognized early.
Monitor your RV or boat in the
Winter storage with the temperature and humidity sensor and ensure
for additional security. Also your emergency generators,
Industrial engines, diesel generators and power generators can be connected via WLAN
can be read by an app.
Control yours
Energy consumption and monitor the starter battery in your
Motorhome in winter storage with an accurate ammeter, measuring resistor
and battery shunt.


The HOOTS WLAN Battery Guard offers you, among other things, the following advantages for your vehicle:
Integrate the vehicle battery into the WiFi using an app and now monitor it worldwide
Measurably diagnose power consumption in amperes and notice silent consumers
Battery voltage in volts, device temperature, humidity, WiFi connection status
Fleet monitoring in one app / unlimited number of vehicles
Shows you LIVE the battery values of your vehicle during the Bluetooth connection
Battery monitoring even when the circuit breaker/main switch is flipped
Monitor the charging process of a battery charger
very low power consumption thanks to energy saving mode
Suitable for 6V 12V 24V 36V battery systems & system voltage
The HOOTS WLAN Battery Guard offers you, among other things, the following advantages for your vehicle:
Integrate the vehicle battery into the WiFi using an app and now monitor it worldwide
Measurably diagnose power consumption in amperes and notice silent consumers
Battery voltage in volts, device temperature, humidity, WiFi connection status
Fleet monitoring in one app / unlimited number of vehicles
Shows you LIVE the battery values of your vehicle during the Bluetooth connection
Battery monitoring even when the circuit breaker/main switch is flipped
Monitor the charging process of a battery charger
very low power consumption thanks to energy saving mode
Suitable for 6V 12V 24V 36V battery systems & system voltage
