... :12V,10A battery :12V, 9AH. Small Solar Energy SystemMain Specification:Solar Panel:10WSolar Panel Size:40cm*20cmBattery: 12V/ ... on /off the whole systemPerformanceSolar Charging Time:9~12 hours under sunny dayMain Electricity Charging Time:5 hoursCharging ... 12W): 8hoursLight(20W) :5hoursPackageContents:Main system, Solar Panel, LED Light(12V2W)(optional), Fan(DC 12V,10W)(optional), , Mobile Charging ...