Attention: This product is only suitable for Left-Hand drive car. (LHD=Steering wheel on Left, if your car steering wheel on Right side ,than not fit) Fitment: For ROEWE RX3 / I5 / MG ZS / MG5 with only one automatic window. Not fit for the car with 4 automatic windows. Not fit for the car without any automatic window. Not fit for ZS EV. Function: 1. Lock door to close windows. After turning off the car, press the "lock " button to automatically close the four windows 2. Remote open windows. 5 seconds after locking the car to raise the windows, press the " unlock " in 3 times, and the 4 windows will go down 3. window stop rising In the process of locking the car to raise the window, press the "unlock" button once to pause the window raising 4. window stop drop In the process of remotely lowering the window, press the "lock" button once to pause window lowering Note: Please confirm this product fit for your car mdoel,if unsure,please conatct us first time,thanks.