Beautiful & Lightweight Bike Tail Light Rechargeable We put a lot of thought into the design and material selection of the waterproof bike tail light. The rounded design makes it comfortable to look at and it weighs just 15.8 grams. This led bike lights for night riding won't burden you. On the whole, the led bike light rear.IPX4 Waterproof Bike Tail LightThis bike tail light rechargeable is made of high quality waterproof material with meticulous workmanship, protect led bike lights for night riding work well even in rainy weather. The bike tail light rechargeable enclosure is specially designed to cope with extreme weather, including rain, snow and dust. The USB charging slot is protected by a rubber stopper to prevent dust and water from getting in.Bike Tail Light Rechargeable Easy to InstallThe led bike light rear rechargeable is held in place by an elastic rubber belt with four optional holes, this universal design of led bike lights for night riding, make one size to fit all bike or helmet. You can install it to your bike, helmet, pet chain, bag, etc. Also, these led bike lights for night riding are easy to install and remove, no tools required.Rechargeable Rear Bicycle Light with 6 Light Modes The bike helmet light cycling is of moderate brightness and bright enough for people to notice you. At the same time, the light of the usb bicycle light rear rechargeable is very comfortable, not dazzling, it doesn't bother the cars behind it. The bicycle lights for night riding also have six lighting modes, which you can choose according to your preferences or road conditions.USB Bicycle Light Rear Rechargeable with Durable Battery Each bike helmet light cycling uses a 260mAh rechargeable lithium-polymer battery, the package also includes a USB charging cable. All you need is a power source to charge it, red indicator light will always bright while charging and the rechargeable rear bicycle light works even when it's charging.