KONNWEI has been Manufacturing OBD2 car diagnostic tool for over decades, owning many OEM models in the market which are popular to our customers. The KONNWEI KW850 OBD2 Scanner is a new launched professional and enhanced car code reader which supports FULL OBD2 Diagnostic modes for checking engine or emission related faults, easy to find out reasons and turn off warning light. Works on most vehicles sold in the USA from the year of 1996, featuring extra Real Time Vehicle Battery Voltage Monitoring, the KW850 is truly the ultimate in functionality and affordability, allowing users to do their jobs faster and understand their car better even for a beginner! Choose the original KONNWEI, Make more changes happened!