... weight:500g 5)Charge-Discharge Cycle:>=500times PurposeKL6LM (A) type miner's lamp is a portable light in mine which is with ... . It applies to the lighting work of coal mines, metal mines and other underground work, also some place needs moving ... lamps, led mining light, headlights, miner lamp cap, explosion-proof lamp, cordless cap lamp, cordless led lamp, head light led, rechargeable led light ...