Usage Tips:Features:Brand and .When the engine start/stop button is in the OFF state, the steering wheel is locked to prevent theft.When the door is opened or the smart key is removed from the smart key cylinder, the steering wheel is automatically locked.When the engine start/stop button is in the ACC state, the steering wheel will automatically unlock.No noise, strong enough power, durability and excellent quality.Specifications:Condition: Brand Color: Show as PictureMaterial: MetalFitment:for Mercedes-Benz W204, W207, W212 chassis models, including all for C series E series and GLK from 2006 to 2014. (such as for C180, C200, C280, E200, E260, E320, E350, GLK200, GLK350, etc.)Package List:1 x Motor LockNote:1. Please pay attention to the small mechanical parts inside the lock during installation. If the wrong parts are installed or the necessary parts are not installed, mark each part. Also be careful when installing two touch switches on the board.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. The motor can be repaired by replacing the motor if the following faults occur. Common faults are: the remote control opens and closes the door normally, the key is inserted into the ignition lock EIS to open the switch, but the instrument light does not light up, the steering wheel lock cannot be opened (part of the steering wheel is not locked), and the car cannot be started.4.Please note that the type and old type of this product will be sent randomly, and make sure you will not mind before ordering..