Bright Eyes Aircraft Aluminium Waterproof 300 Lumen LED Bike Light Set (Headlight, TailLight), 2 Pack Bright cree q5 LED bike light - adjustable from 80 to a powerful 300 lumens for your safety Safety first best reliable, incredibly bright bicycle lights in storms or on dark roads or trails, front and back road bike lights Two for the price of one - multiple uses - split the set to mount on 2 bikes, use 2 on one bike or detach and use as a flashlight 100% Waterproof set (not immersible), sturdy and dependable cycling headlights - give one away as a gift Easily installs in seconds - no tools required, lifetime guarantee only through always quality plus products