Our Auto Door Ground Projector can be installed on any flat door panel! Simply attach the projector to the door panel; no drilling or wiring required. Easy to install and will not damage your car at all. Powered by 3 AAA batteries (included.) When the door is opened, the design is illuminated onto the open door surface. Providing light to aid entry in and out of the vehicle. The lights will turn off automatically after 2 minutes, or when you close the door. You can also put under dash board to light up on floor mats! High-definition brightness projection. Each display includes six(6) sets of two(2) interchangeable designs – one for each door. All you need to set the vibes!