* Be Safe. Be Seen.
* Safety Tire Strobes easily screw onto bike tire valve stems
* Safety Tire Strobes come complete with adaptors to fit Presta valve (also called Sclaverand valve or French valve) commonly found in high pressure road style and many mountain bikes
* The ultra-bright red LEDs automatically turn on with motion creating a ring of red light while you ride
* LEDs automatically turn off when stopped
* Batteries are included and easily replaceable