Complete kit for opening and closing the trunk lid with a foot gesture (hands-free access code 871) for Mercedes Benz GLA-Class X156 The hands-free access function makes it easier for you to load your trunk, because the tailgate can be opened or closed simply by a foot gesture in the area of ​​the rear bumper sensors wireless communication between the vehicle and the key the keyless access sensor recognizes the driver behind the car and a foot movement signals to the antennas in the rear bumper that the trunk should be opened or closed Scope of delivery: cable set control unit encoder cables holder coding key Notes: only for vehicles with code 889 (Kessy) and code 890 (electric tailgate)