Features: GCL, a light with separate solar panel, is a green energy combination of monocrystalline silicon solar panel, LED light source, ternary lithium batteries and 7.4V/12V Intelligent Controller. The lamp body is made of high-quality galvanized and painted iron with advantages of waterproof, dust proof, anti-corrosion, and anti-rust. The product is durable, easy to assemble & maintain, economical and practical.