Solar fan 1,12V,or 100V-240V voltage 2,Solar panel:40W; ... overall height 6,With round base7,can use AC/DC 8,Solar input and output available 9, can operate 10-12 ... .32imp 6,Open-circuit Voltage[Voc]:31.8 7,Short-circuit Current[Isc]:2.54 8,Maximum System Voltage:1000VDC 9,Number ... and so on. 2012 HOT SELL PRODUCTS : 22W 16'' Solar fan with controller