Features: Explosion-proof performance Authorized by explosion-proof authoritative organization. Top explosion-proof grade and anti 杝tatic electricity performance, it can be used in various flammable and explosive situation. Efficient and energy saving We use imported large power twin LED lamp as our light source, the main light source is driven by constant current , the luminous efficiency can reach to 30lm/w, average service life is no lower than 100000 hours. The subsidiary light source is also strictly picked .According to the mine safety rules ,the lamp head should be equipped with two light source. It really meets the miners?requirements. Charging battery Lithium battery ,easy for discharging and recharging at any time. If recharged completely, in half a year, the storage electricity is no lower than 85% of its whole; in two years, no lower than 60%. The battery has the advantage of huge capacity, long operation life, no memory, no pollution, safety and reliable. Intelligent protection With the special lithium battery protection board , it has the function of overcharging protection, over-discharging protection ,short circuit protection. The intelligent charger has the overcharging, short circuit protection and charging process indicator. Easy and convenient As we choose the constant current and constant voltage recharging controller ,the lamp can be directly fitted on any kind of mine lamp charging shelf for recharging .we just need to make a simple electric change.