cordless led headlamp miner lamp bk3000 mining light fishing headlight

usage:
it is suitable for coal mine, mineral industry, tunnel projects, construction and maintenance for power, communication, highway, railway at night, night lamp for cutting off rubber plant and absorbing mucus and for lighting a flood, rescuing and marine use. battery (lithium ion)
it adpot new styled lithium ion battery which is with over-charging, over-discharging and a short circuit protection function. every battery cycled lifetime is more than 500 times. it has 75% rated capacity after using 500 times. it's a environmental protection battery. led: it adpot 1w high-power led, the life is more than 50000 hours. illumiance is more than3500lux, it adpot two sets of light source, one is main - six auxiliary light source or main-axiliary in one. when main light source lose function, pls turn a switch axis into auxiliary light source.syi