FEIFEIER Solar Power LED Bulb Lamp Solar Shed Light/Solar Barn Light (2 Led Bulbs) High-efficiency solar panel, solar shed lightsPowered by sunlight. No extra electricity required. Turn on at dusk and off at dawn automatically,The separate switch for each lamp for manual on/off. Solar panel: 6V/420mA - Rechargeable batteries:1PCS of Li-ion 3.7V/2000mAh - Lamp holder: 2PCS - LED: 10PCS 3V 2W 200LM products for the first time use please basked in the sun more than six hours after power charging full, use the effect will be better. It will continuously light 5 hours if it is charged 4-6 hours by the enough sunlight.