6V - 20V car battery monitor, tester BM2​​ bluetooth 4.0, Free shipping

Receive notification of battery conditions when enter Bluetooth range, check starting system and charging system (alternator), list the time of each driving. Alert mobile phone if some data abnormal, short-circuit and reverse connection protection. Data stored in device up to 31days if out of sync, automatic synchronization when enter Bluetooth range. Compatible with all 12-volt vehicle batteries

Review historical data graphically

Engine starting detect automatically

Free app for iOS & Android

Free shipping

Specification:
System voltage: 12V
Input voltage: 6V-20V
Average current: 1mA
Operating temperature: -40℃ ~ -90℃
Short-circuit protection: Built in
Reverse connection protection: Built in Bluetooth: 4.0
App keyword: BM2
Bluetooth name: Battery minitor
Dimension: 55 x 35 x 16mm

Package Included:
1 X Car 12V Battery Tester