Easy to Install,Stick and Play It takes only about five minutes to stick the logo projector on the the lower edge of the inner door panel and stick the magnet on the sill. THEN ITS DONE. NO drilling, NO wiring, NO disassembling, NO damage to your vehicle at all. Functional and Decorative Lights When the door is opened, a crisp and bright logo is illuminated to the ground,super cool and notice puddles. And it provides lights to aid safe entry into and out of the vehicle, meanwhile alert the passing vehicles of the opened door.Brilliant move to protect your families, friends better. Magnetic Sensing to Work Automatically The lights projector will Turn ON automatically when you open the door(lamp departs the magnet), and turn OFF automatically when close the door(lamp overlaps with the magnet). How convenient. Universal Fit The logo lights can be installed on both left and right doors.The Car door logo lights projector compatible with most cars suvs, as long as the lower edge of the inner door panel is straight and flat. We highly recommend you to buy 2 sets for 4 doors as most of our customers do. Cool Gift to Yourself & Friends & Families A cool accessory to cars suvs trucks.Perfect gifts to impress your husband,wife,friends,father,son,colleagues as Christmas gift, birthday gift, New Years gift, Valentines Day gift,etc. Enjoy!