Konnwei KW901 ELM327 Bluetooth OBD2 Car Fault Diagnostic Tool - Android, Windows Want to check your vehicle diagnostics? Bypass the high service charges! With this Konnwei KW901 ELM327 Bluetooth 3.0 OBD2 car fault scanner tool, you’ll be able to read a car’s diagnostics and even correct minor faults using your Android device or Windows PC.
