The OBDSTAR X300M is a professional device specialized in adjusting and calibrating car odometers (mileage meters) via the OBD2 diagnostic port. It supports a wide range of global brands without the need to dismantle the dashboard. Key Features: Odometer Adjustment: Specifically designed to efficiently adjust and correct mileage readings via the OBDII port. Wide Coverage: Supports a large number of popular global car brands (such as the Volkswagen Group VAG, Mercedes-Benz, and other models). Fast Chip: Relies on a high-speed ARM processor and main unit for stable and fast operation and noise resistance. New Best price