Solar fan 1,12V,or 100V-240V 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 ... 632*550*30mm 3,Weight:4kg 4,Maximum Power Voltage:17.2vmp 5,Maximum Power Curren:2.32imp 6 ... Short-circuit Current[Isc]:2.54 8,Maximum System Voltage:1000VDC 9,Number of Cells:36Battery1,Battery:12V, ...