Take the guesswork out of vehicle repairs with the Konnwei KW850 Professional OBDII Scanner. This easy-to-use diagnostic tool accurately identifies engine problems by reading generic and manufacturer-specific fault codes. Monitor live sensor data, check battery voltage, access freeze frame information, and perform emissions readiness tests before inspection. Compatible with most 12V OBDII vehicles, its multilingual interface makes diagnostics simple for users worldwide. Compact, durable, and updateable via USB.