Features: High tech, ultra-bright LED, operation life up to 100,000 hours, never need replace Water resisitant, shockproof, and erode prevent design, be your great assistant to cope with bad outdoors environment 2 different operation models: steady and flashingMulti-function: bicycle head light, torch and divingQuick release bracket, portable attach to your bicycleIC control 7 function modeQuick release bracket, portable attach to your bicycleBurn time: up to 150 hours