Best Sports USB High Performance LED Bike Light/Flashlight - Waterproof Accessories, Easy to Mount and Fits All Bicycle Reliable and provides super bright 860 Lumens light, with a range up to 200 feet. This will keep you safe and improve the visibility of your bicycle to other road users. Easy to install with no tools required, detachable and can be used as a flashlight while hiking or camping, with emergency flasher and 4 brightness settings 90 / 180 / 400 / 860 Lumens and SOS for emergency. Portable, lightweight, USB charging with low consumption and a long life replaceable battery. Durable aluminum, that is 100% waterproof and very dependable. This light is great to use while mountain biking on dark roads, trails or even in a storm. We are committed to offering exceptional customer service. If you are not satisfied with your purchase please contact us directly so we can take care of your problem right away. We offer a hassle free replacement policy and all purchases are 100% money back guaranteed.