http://www.yutlooled.com/solar-street-light/China Solar Street Light factory Features: 1. Professional design and strict material selection 2. High quality die-casting aluminum lamp body, light weight, good heat dissipation performance 3. Unique heat dissipation module, ensuring the best working temperature 4. No need to open the cover for installation and disassembly, easy to operate 5. Reasonable structure design, multi-module embedded stably, aesthetic appeal Specification: Solar Street Light Spec ItemDetailsSpecLifespan(Year) Solar PanelSingle crystal or polycrystalline solar panels are available; High Efficiency.20W ~400W20 Bat