Gs-ml/d portable solar marine lantern adopts 4 group of low illumination and high efficiency solar panels to recharge battery.The battery adopts advance power management system, which can provide good protection when battery s voltage and temperature too high or too low, so it can improve the batterys service life efficiently. Control circuit adopts micro-power consumption, which reduce controlling circuit s power consumption. Products shell adopts adopts casted aviation aluminum alloy, this material has specific of light weight, corrosion resistance, it is convenient to install and transport. Lampshade adopts pc material, which can corrosion resistance, anti-uv anti-shock.