Product weight : UnavailableBike Brake Type : UnavailableNumber of Wheels : UnavailableColor Family : Multi ColorNumber of Speeds : UnavailableProduct weight : UnavailableBike Brake Type : UnavailableNumber of Wheels : UnavailableColor Family : Multi ColorNumber of Speeds : UnavailableBicycle Type : WheelsFrame Material Type : UnavailableBrand : OtherColor : Multi ColorWheel Size : UnavailableEasy to install. Press it onto spokes of your wheel and slide toward rim until fit is tight, and it then remains securely in place. No tools required.Fueled by efficient LED, device has two illumination modes, steady glow and continuous flashSafety guaranteed. The rgb light can be used for safety and warningHighlight the personality. For vocational rider or casual cyclist, show your cool personalities.Stable. Remain securely locked in position, even during off-road use.