UNIVERSAL version 4 door window closer module fits for 99% DC12V 4 door cars in the market Awzsunny Car Power Window Closer can detect the windows whether open or not when the car doors are locked SAFE MODE: when the power window is rolling up, if there is any resistance in the window , this window will be stopped immediately If the windows are not close properly, the system will close the windows automatically one by one Compatible with car alarm system and keyless entry, remotely close the windows when you get off the car