LED Spoke Light with 12 kinds patterns

the led bicycle light is 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 . Flash12 kinds patterns when cycle your tirein the night. Fits on any Bicycle,or the standard size air valve stem of any wheel Motion activated, turns on automatically when you drive at night. Turn off automatically when your wheels stop turning Extra Batteries included and Batteries replaceable Different light colors available: red, blue, yellow, 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 resistanceCopper material