Features: 1. The shell is made of high-strength ABS plastic material by careful processing, with strong and durable characteristics. 2. The bike light is compact, convenient to carry, and can be mounted to either the front or the back wheel of racing bikes, mountain bikes, and hybrids. 3. Strong brightness, a great accessory to ensure your safety when riding at night 4. The waterproof design which can use on a rainy day to ensure the safety of cycling. 5. Unique quick disassembly design, easy installation, and disassembly. 6. Just need to install the bracket, you can quickly install at any time, simple and convenient. Specifications: Material:ABS Power supply:2x CR2032 battery Battery beads:High-brightness LED beads Duration::3 hours Size:3.5x4cm Usage:Bicycle taillights Weight:40.6g Packaged Size:15.5x9.5x4.5cm Package included: 1x bicycle rear light 
