Auto Battery Monitor, BM2 Battery Load Tester

Compatible with all 12-volt vehicle batteries; Voltage: 9-16V. Free app for both iOS & Android, IOS: IOS 7.1 and Later Available: Android 4.3 and Later. Connect with battery directly, no code. Check battery state on phone APP via Bluetooth 4.0 when device is installed. App Name: Battery Monitor BM2, please scan machine backup or user manual scan code to download software. BNIB