OBD2 Bluetooth 3.0 Scanner, OBDII Bluetooth Scan Tool Car Diagnostic Tool

SMALL AND COMPACT DESIGN - Easy to install in your car OBD2 port. AUTO SLEEP MODE super low power consumption low to 3ma. Even if you forget to pull it out a night, it will not run out of battery. KW903 Bluetooth 3.0 work with the app to read generic and manufacturer-specific fault codes.