The Sumo 3 is CatEyes new top level rechargeable headlight system. With new optics and LED technology and producing 5500 candlepower at max output, this light will outperform any other light currently on the market. The standard FlexTight bracket ensures maximum security and easily adapts to any style of handlebar. The 3 LEDs are protected by a sturdy, all aluminum housing. Featuring the DNA Dynamic, Normal, and All Night power modes and one flashing mode, each battery charge will last between 1 and 35 hours. The 7.4V x 4600mAH Li Ion battery has a charge time of 5 hrs.