1. Connector: Benz 38Pins male connector; OBDII 16pins female connector. 2. Works on all Mercedes Benz vehicles with a 38 pin female interface diagnostic connector. 3. Used to connect compatible diagnostic tools with OBD2 interface to a 38Pin socket Mercedes Benz car. 4. This Mercedes Benz 38Pin to OBD II 16Pin connector cable, could connect Mercedes Benz to the car reader for car inspection. Note: This item is just an adapter, not a scanner.