For (MB) Type6, Support W220, W163, W210, W168, W639 and More 2000-2005 Models The seat occupancy pad is a sensor installed on the front passenger seat. The simulator simulates a situation where a person sits on the passenger seat and wears the seat belt. For the simulator to work, you need a diagnostic tool (such as etc.) to eliminate the old error of the broken seat pad stored in the control unit. Once you connect the simulator, your diagnostic tool will eliminate the old error and turn off the SRS/warning. Unfortunately, errors related to the system will not be eliminated automatically. Voltage: 12V Before purchasing, please scan your car with a diagnostic tool to make sure your SRS/warning is caused by a defective seat pad. If your car is a W168 model, the Type 6 simulator will not support W203 is not supported Color: Black Material: Plastic Package Contents: 1 x Simulator Above package contents only, other products are not included. Note: Light and different monitors may cause the color of the item in the picture to be slightly different from the actual item. The measurement error is +/- 1-3cm.