LED велосипед свет

ledlight forbicycleis set on the bicycle valve ,it will be on when the wheel runs ,and flash when you are driving at night ,it will bring more color to your bicycle . Flash two side when cycle your tirein the night. Fits on American and British valve cap Bicycle. Motion activated, turns on automatically when you drive at night. Turn off automatically when your wheels stop turning Extra Batteries included and Batteries replaceable one ledlight can flashing three colors : red, blue, green Compact design and light weight High intensity light increases visibility at night for safety Makes impressive effects which vary with wheel speed -- all the way up to full motion circle Water resistance Copper material