FICBOX 12V Universal Car and Motorcycle Rear-end Alarm Laser Fog Taillight Anti-Collision Warning Lamp (Skull) 2 in 1 Design: Laser Fog Light and Patten Warning Light;Easy to Install,Looks Very Cool for Your Cars and Motorcycles Effectively Prevent the Occurrence of Traffic Accidents,Make People Pay Attention to the Car in the Foggy or Raining Days Works on 12V DC ,hooked up the light to a brake light on motorcycle,black is negative and red is positive. Everytime you hit the brake it will lit and when you release brake it will shut off Adjustable Bracket: Multi-angle Adjustment, The Most Suitable for Adjusting the Angle of 45 Degrees, So That the Vehicles Behind to See Clearly Package Content:1 x Laser Fog Light;1 x Skull Pattern Lens;1 x Drive for Light; 1 x Screw Set;1 x 3M Gule