Ai Gefei 20W split headlamp, use of ABS material, broken-resistant battery and the headlamp can be split, one battery is available for 12 hours, out in the wild, if you feel that the time is not enough, can be additionally equipped with batteries, it would have been no need to worry about battery at night. A range of 500 metres, a 45, 2014 is the latest product to make money is to start soon, Oh!