Developed to be used on a city or trekking bike for use on city roads. Powered by two triple-A batteries. Output by three red LEDs. Easy to clip on your jacket or straps of your backpack. The bracket has a quick-release function to make sure you can remove the light so it doesn't get stolen. This is the easy-to-grab light when you’re in need of some on-bike safety. Make sure you are always visible and ride where and whenever you want.