kl2.8lm(b) wireless led miner headlamp mining cap lamp for camping hunting outdoors brighter

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 battery (lithium ion)
it adpots new styled lithium ion battery which is with over-charging, over-discharging and a short circuit protection function. led: it adpots 1w high-power led, the life is more than 100000 hours. charger(lithium ion):
it adpots isopiestic pressure current limiting charging way. it`s setting value volatge is 4.2v(normal charging voltage is 4.2v)..syi