... :1.Power: 1).Solar powered, powered by direct sun ray, no battery required Make sure the solar panel is contact with sunlight ... :optional5.Solar panel: 2V/4V120mA,140mA,180mA(optional)6.Rechargeable battery: 1.2V1200mA/1500mA/1800mA.optional7. Full charged Working time: ... : 1. New design, powered by solar energy, no extra bill, no AC or DC power needed, safe & convenient, Eco-warrior. 2. LEDs super ...