LGT-MD Solar camping lights use high-efficiency solar mono(poly)crystalline silicon battery board, high-brightness , long-life LED bulb and good nickel hydrogen rechargeable batteries. They combine with morden high technology and use solar energy converted to electric power generation , reserve power for lighting , no need any external power . As long as the glare of irradiation 5-8 hours, 10hours more than the sustainable use of lighting , apply to field operations , tourism and other power shortage areas for lighting.