Features: STS212, a multi-purpose street light with separate solar panel, both pole and wall installable, is a green energy combination of monocrystalline silicon solar panel, LED light source, ternary lithium batteries and 7.4V Intelligent Controller. The lamp body is made of thickened die-casting aluminum with convection cooling design and advantages of strong radiating, waterproof, anti-corrosion, high temperature and cold resistance, adaptability to any weather. The product is durable, easy to assemble & maintain, economical and practical.