... voltage 2,Solar panel:40W;Battery:12V 24AH 3,can operate 12-15Hrs by battery 4,with controller solar ... fan1, 12V, or 100V-240V voltage 2, Power:22W3, 3 speed ... Voltage[Voc]:31.8 7,Short-circuit Current[Isc]:2.54 8,Maximum System Voltage:1000VDC 9,Number ... 8kg 4,Duration time:10-12HRScontroller1,solar charge controller:12V,10A 2,size:133×70×34mm 3,Net Weight ( ...