The KL10SM （C）Lithium Battery Miner?s Cap Lamp is high technological product, it is miniaturization, safety environmental protection, energy saving, high efficiency and long life. It is designed for illumination in the environment of having combustible gas mixture, such as coal mine, petroleum, chemical, railway etc. Used the newest lithium-ion battery Small size, light weight, safe, Environmental protection, energy saving, high efficiency , no memory ,avoid maintenance and long life. Intrinsically safe power supply, preventing over-charging and over-discharging, limiting current and short circuit protection etc multi-ply protection, safe and trusty. As this model has no memory, so it can charge at any moment and avoid the needless waste; Auto-administration charging, Low synthetically year-cost Item Specifications Rated capability 10Ah Light life ≥ 12h Short circuit protect time ＜ 15ms Over-charging protect Second level Over-discharging protect Second level Limit current protect First level Short circuit protect Second level Lumen （ distance 1m） Lighting start ≥ 1000Lx After lighting 11hours ≥ 600Lx Typeof protection Lamp power ExsI Battery Lithium electricity Battery life ＞ 1000 cycles Charge time ＜ 9h Dimensions 105 ? 42 ? 118mm Weight ＜ 0.8kg