... and energy-saving 3 certificate: CE,ISO9001:2000 Solar Lawn LightSolar lawn widely used in spots parks, ... power source: 5W ~ 20W energy saving lamp, high power LED, etc. Working day: 6 ~ 12H (available on request ... °c ~ +55 °c Panels single / polycrystalline silicon solar panels with high conversion efficiency, life ≥ 25 years Batteries ... resources and customer requirements and design. Solar Lawn Light