Light the way on dull days and dark evening with this super bright light, featuring 4 genuine CREE XP-G LEDs. It can be used on your bike, or you can use the included headband to turn it into a handy headlight. Super bright light from 4 CREE XP-G LEDs Light output 300 lumens from each LED, producing a total of 1200 lumens.Optimised for high lumen directional lighting applications, the XP-G LED set a new standard for light output and efficiency in a small-form-factor LED. The XP-G LED is capable of delivering up to 493 lumens at 93 lumens per watt when driven at 1.5 A. Others have tried to match its performance but no one has come close.Please do not compare this torch with other cheaper CREE head torches which are often not real Cree led's, this is the real deal and SUPER bright!.Run Time: 4-6 Hours, Built in 2200mah Rechargeable battery, Each battery pack is combined in a nylon battery pack cover which can be easily attached to the frame of the bike using Velcro strapsIncludes UK 3 Pin battery mains charger, headlight kit, main head unit and 2 rubber (stretch) mounting O-rings for bike handlebar mounting.