What it is: Bike lights, bike accessories, Safe night travel: ride at night, while enjoying the tranquility of the night, you also need a good taillight._x000D_ Advantage: High brightness, safer. Bright but not dazzling. Waterproof, bid farewell to rainy troubles, ride as you like. Long-term battery life, able to support your continuous riding without fear of bumps. The parts are not easy to loosen, and the internal structure is stable._x000D_ How to installation: 1. Install the silicone strap downward and forcefully on the taillight 2. Fix the silicone strap on the taillight 3. Adjust the tightness to a suitable position 4. Installation is complete._x000D_ Why choose us: We will strictly carry out the quality-control project, which will enable our customers to buy with confidence and use with satisfaction._x000D_ _x000D_ colour:Black+white+red_x000D_ Material:Plastic, silicone_x000D_ size:45 x 50mm_x000D_ _x000D_ Package Contents:_x000D_ 2 x Head light (white light)_x000D_ 2 x Tail light (red light) _x000D_ 2 x Silicone belt _x000D_ 2 x USB charging cable_x000D_ _x000D_ Only the above package content, other products are not included._x000D_ Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_