The Century BM12V Battery Monitor is the easiest way for you to keep track of your battery’s state of charge and your vehicle’s starting and charging systems.

The BM12V is easy to install and helps prevent vehicle breakdown by transmitting real-time battery data to your smartphone via an App. Through the App, you are able to run vehicle crank tests and automatically record your trip duration.

The BM12V can be used to monitor conventional 12 Volt lead-acid batteries and has been designed to withstand the most demanding environments, with an operating temperature of -40°C to 90°C.