Bluetooth 4.0 Battery Monitor BM2

It's developed and produced by our team, quality verified by CE ROHS.

-Receive notification of battery conditions when enter Bluetooth range
-Check starting system and charging system;
-List the time of each driving;
-Alert mobile phone if some data abnormal;
-Review voltage history in graph mode;
-Short-circuit and reverse connection protection
-Data stored in device up to 35days if out of sync
-Ultra-low power consumption, average current: 1.0 mA;
-Connect with battery directly, no code
-Free app for iOS & Android users;
-Update hardware via bluetooth