solar road light Technical parameters Solar cell: high-efficient mono-crystalline or poly-crystalline Power of solar cell: 20W-60W Service life of solar cell: 25 years Battery:120AH/12V*2SETS, maintenance free, fully-sealed lead acid storage battery. Service life of storage cell: 4-5 years Lighting source:Hi-power LED 90w Height of pole:8-10M Control system: auotomatically controlled by microcomputer, over-charging and over-dischargng protection. Working temperature: -20-60 Lighting time: 6-8 hours per day or more, 3-5 backup rainly days when the battery is fully charged. The design, configuration and manufacture can meet customer's requirements. Other Products and OEM Our related products: solar panel system, solar street light, solar lamn lamp, solar yard light. Please visit our company page for more on info. We offer OEM service too, contact us for further info.