Wireless Bluetooth Battery Monitor


  • Communicates with smartphones via Bluetooth
  • Easy DIY installation – no mechanical expertise required
  • Works with batteries in parallel (7Ah-800Ah battery bank)
  • Internal shunt capacity – 100A peak, 80A continuous

Compatible with any deep cycle 12V lead acid, AGM and gel battery





Monitor your deep cycle battery via your smartphone

With BatteryCheck100, you can really understand your recreational vehicle’s secondary battery when travelling. We all know that a simple measurement of voltage is not enough to really comprehend fully what is happening with your deep cycle battery. Whether you are using your 12V power or charging the battery, you want to be 100% sure your battery is in good health and has enough power for your next adventure.

BMPRO’s BatteryCheck100 is a 12V battery monitor with the latest Bluetooth LE technology built in, so you can monitor your battery via smartphone with the app. The new and improved app is highly intuitive, clear and easy to use. Download BatteryCheck100+PRO app from Google Play store or App Store and set the monitoring in minutes.

BatteryCheck100 is compatible with  a range of standard 12V deep cycle batteries. It provides real time battery management data that allows users to effectively monitor remaining battery energy via a simple to use app.

Specially designed for recreational vehicles’ deep cycle batteries, BatteryCheck100 allows monitoring up to 100A maximum charge or discharge. BatteryCheck100 is not suitable with engine cranking applications of any type and is not intended for under vehicle bonnet use.

Battery parameters monitored are:

  • Voltage and Temperature
  • Charge/Discharge Current
  • State of Charge (SoC)
  • State of Health (SoH)
  • Estimated Discharge Time Remaining

With Bluetooth battery monitor BatteryCheck100, you’ll always have enough power to keep your adventures on track.

For high current requirements and to monitor LiFePO4 batteries, use BatteryCheckPRO.


Input Voltage

8V - 16V

Voltage Measurement Range

8V - 16V

Voltage Measurement Resolution


Current Consumption

10mA peak

Current Measurement Range

± 100A

Continuous Current Rating

± 80A

Current Measurement Resolution


Operating Temperature

-20°C to 70°C

Temperature Measurement Range

-20°C to 70°C

Temperature Measurement Resolution


Monitored Battery Capacity



Operating: ≤ 85% RH non-condensing

Non-operating: ≤ 95% RH non-condensing


140mm x 65mm x 20mm


Approx. 520g


Mounted on battery

IP Rating



The BatteryCheck100 is designed for deep cycle batteries (also known as ‘house’ batteries) and as such should not be used on a starter battery.

The BatteryCheck100 is only designed to connect to the BatteryCheck app on a smartphone, and not connect to external battery monitors.

The BatteryCheck100 is only compatible with lead acid batteries.

The BatteryCheckPRO is compatible with both lead acid batteries and lithium LiFePO4 batteries.