Specification: Input voltage: DC9-24 V Power: 0.2W/LEDLight source: SMD2835 Quantity of LEDs:48 yellow+48 red + 24 white leds (120 leds) Waterproof: yes Beam angle: 180 degree Connection wires: 5 wires Lighting effects: 4: turn left, turn right, braking, daytime running, brake left, brake right Applicable car brands: universal, suitable for all car brands Length: 120cm (48) If your purchased LED Tailgate light bar with reverse light option proceed with your installation using the flowing steps: Carefully remove one of your tail light assemblies. Power your truck on & pit it into reverse, So that your factory reverse lights are illuminated. It is imperative that you set the parking brake. Return a volt meter, find the positive 12volt wire that powers your reverse light. Using a volt meter, find the positive 12volt wire that powers your reverse light. Once you have found your factory reverse light wire, use a wire stripper to cut & strip the wire. Run the light bars whiter reverse wire to your factory reverse wire. Use a butt connector to connect the tailgate bars white reverse wire to the trucks factory reverse wire. You can also solder or use a tape connector to secure this connection. Now you can re-install your tail light assembly & tailgate. & test your tailgate light bare to full functionality. Please dont connect it on the flasher of vehicle. Package included:1x 48 LED tailgate strip light