for - (MB) Type6, support for W220, W163, W210, W168, W639 and even more 2000-2005 year models The occupancy mat is a sensor mounted in the front passenger . The emulator simulates a situation of a person sitting in the passenger with a belt fastened. To make the emulator work you need a diagnostic tool (like , etc.) to remove old errors of a broken mat are stored in the control unit. Once you the emulator your diagnostic tool will be able to remove old errors and turn off the SRS or warning. Unfortunately, the errors related to the safety systems are not removing automatically. Voltage: 12V Before purchase, please scan your car with a diagnostic tool to make your SRS or warning is caused by a defective mat. If your car is W168 unit, the Type 6 Emulator could not support Not support for W203 Colour:black Material:plastic Package Contents: 1 x Emulator Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.