Diagnose your vehicle like a professional with the Konnwei KW850 Full OBD2 Car Diagnostic Tool. Designed for most OBDII/EOBD compliant petrol and diesel vehicles, this advanced scanner quickly reads and clears engine fault codes, turns off the Check Engine Light (MIL), and displays live engine data in real time. It supports multiple languages, features a bright color display, built-in DTC library, battery voltage monitoring, freeze frame data, O2 sensor testing, EVAP testing, and I/M readiness checks. USB upgradable with PC printing support, the KW850 is an essential tool for mechanics, workshops, and DIY car owners.