Features: This is a 4 windows car power closing system. Easy installation. The window will be closed automatically after locking doors. Remote close windows when getting off your car. Durable in ultra-low temperature. Suitable for most of vehicles (vehicles triggered with anode or cathode). Specifications: Material: Plastic Color: Black Numbers of Window Control: 4 Power Supply: 12V Package Weight: approx. 185g How To Use: 1. When ACC OFF, close the door, press the arming button of the remote control, the window will be closed automatically one by one. For 4-door vehicle: it starts from left front window-right front window-left behind window-right be hind window. For 2-door vehicle: it starts from left front window to right front window. Note: the activating time for each window lasts less than 2 seconds. 2. When the power window is activated, we cannot stop it by press disarming button or by switching ACC to ON.It stops automatically when all windows are closed properly. 3. When Acc ON, press the arming button, there is no response from the power window. We have to close or open the windows by manual switch. 4. Safe mode: when power window is rolling up, if there is any resistance in the window(child's hand or head gets stuck), this window will stop immediately, but other windows keep rolling up. The window stopped by resistance will roll up again when other windows are closed safely. (auto re-rolling up) 5. We can choose the triggersignal POSITIVE( ) or NEGATIVE(-) from the wire harness: orange and yellow. If connected with orange wire, it can be equipped with car alarm with POSITIVE( ) power window output. If connected with yellow, it can be equipped with car alarm with NEGATIVE(-) power window output. 6. Top window output: Negative trigger 20 seconds. Package Included: 1 x Power Window Closer 1 x Wire Harness 2 x Cable Tie 1 x Adhesive Tape 1 x User Manual Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.