Knog Blinder Square Black Rear Bike Light Attract Attention Lights are important to have on your bike at all hours of the day. Whether you're riding around in the middle of the day or it's late at night, lights will help drastically improve your visibility. The Knog Blinder Square Black Rear Bike Light uses new Chip On Board (COB) technology. The Blinder Rear Bike Light produces a punchy 100 lumens and is brilliant for attracting attention on the road or trail in all light conditions. You can be seen from up to 1500 feet away. This light features USB rechargeability, an integrated USB-A connector for cable-free charging, a waterproof IP67 rating, and 8 light modes. Features Integrated USB-A connector for cable-free charging Produces up to 100 lumens and is brilliant for attracting attention Waterproof IP67 rating so you can ride in all conditions Specifications Number of LEDs COBBattery Type Rechargeable, Integrated USB-AWeight34g Water Resistant Yes, IP67 Waterproof Low Power Indicator-Mounting Type Handlebar Battery Mounting Internal | Knog | Blinder Square Black Rear Bike Light Black