Bell, Night Trail Light Set, No Tools Install Headlight, High Powered Philips Xenon Bulb With Super Bright Twin LED, Large Side Portals Provide 180 Degrees Of Visibility, 200+ Hours Of Run Time, Multi Use Light, Brighter With 5 Larger Red LED & 6 Flash Modes, Low Battery Indicator, Requires 4 "AA" & 2 "AAA" Batteries, Not Included.