1. Super bright LED.
2. Universal design for 12V cars.
3. DIY installing in 3 minutes without any tools.
4. Color: blue, white, green, red, yellow.
5. Switched Cigarette Plug included.
6. 30L x 19W x 7H mm.
7. 4pcs / 1set.
Installing method: 1. Lay out the wires as graph, use velcro (attached) to fix LED on carpet or cloth. 2. Push on/off switch of cigarette plug. Caution: 1. Please prevent the wire from crossing the rail of seat. 2. Avoid short power wire when adjust seat. 3. There is 1A fuse inside cigarette plug. If no LED lamps light up, please check fuse priority. (Turn off the cap of cigarette plug)