<p>BM2 Bluetooth 4.0 Battery Monitor Feature:</p> <p>Support: All 12V Car Battery</p> <p>Available:for Android 4.3 and Later</p> <p>for IOS: IOS 7.1 and Later</p> <p>for : 4s and Later</p> <p>for : 3 and Later</p> <p>Language:Multi Language</p> <p>Connection :Bluetooth 4.0</p> <p>App Name: BM2, please scan machine backup or user manual scan code, download software.</p> <p>BM2 Bluetooth 4.0 Battery Monitor Advanced</p> <p>BM2 Bluetooth 4.0 Battery Monitor Advanced Features:</p> <p>Installed in the car battery Real-time Monitoring Through Mobile Phone App.</p> <p>List the time of each drivin</p> <p>Compatible with all 12-volt vehicle batteries</p> <p>Check charging and cranking(alternator) systems</p> <p>Engine starting detect automatically</p> <p>Receive notification of battery conditions when enter Bluetooth range</p> <p>Show voltage \u0026 charge . when user is close to the vehicle,no need open app</p> <p>Automatic synchronization when enter Bluetooth range</p> <p>Data stored in battery monitor up to 35 days if out of sync</p> <p>Alert mobile phone if some data abnormal</p> <p>Check starting(cranking) system when each time engine started</p> <p>Check starting voltage each hundredth of a second when engine is starting</p> <p>Review historical data graphically</p> <p>Protection of short-circuit and reverse connection</p> <p>BM2 Bluetooth 4.0 Battery Monitor NOTE:</p> <p>1. Alert users if charge is low</p> <p>2. Review charge history in graph mode</p> <p>3. Show the state of charge of battery in real time</p> <p>4. Near-Filed Perception to get notification automatically</p> <p>Colour:black</p> <p>Material:ABS</p> <p>Package Contents:</p> <p>1 x BM2 Battery detector</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>