... KL4LM(B) led mining lamp Features(1). LED cold light source, temperature is far below the flash point , ... depreciation, facula concentrated, Gentle color, Continuous light time more than 50,000hours , Light effect >60Lm/W, Light intensity >1800Lx .(2). optimized design ... aluminium base ,can extend the LED temperature , Reduce light attenuation.(4). cable use the Flame retardant products which ...