Our ESLS Series Lithium Battery Solar Powered Lighting Fixtures; Our high-efficiency LED mirrorless products work with 145 lm / W efficiency. Long-lasting Lithium batteries are used in plug-in operation. With advanced technologies, the sun's rays are transformed into lighting at night in the most efficient way. It operates at 8W full power, 3W low power. It has a programmable fragile motion sensor with RF. Lithium Iron Phosphate Watch Batteries are manufactured.