Detailed Selling Lead Description Features: lighting hour: more than 13 hours 1) Safety: LED head part, antistatic case, and frame-proof 2) Reliability: high intension battery case can meet with strong force impacting, Ni-H battery 3) Has the function of over charged, over released, short-circuit protection 4) Convenience: small volume, light weight, easy to carry, free of maintenance, easy to charging 5) High efficiency: it adopts advanced photics design, it makes all the light can used effective 6) Environmental protection: Ni-H battery's material and free of maintenance make sure the environmental protection 7) Economical: it adopts advanced technical, low cost for high price advantage