1.Designed to convert any vehicle with crank windows to porwer windows. 2.All necessary accessories included.(switch, adapters.wires and other necessory ones) 3.Perfectly suited for any type of door, front and back. 4.No change on the exterior design. 5.Just need use the original car system. 6.In-built motor overload protector. 7.Powerful output and low noise design. 8.Universal 2 doors and 4 doors for your selection