... 12-15Hrs by battery 4,with controller solar fan1, 12V, or 100V-240V voltage 2, Power:22W3, 3 ... With round base7,can use AC/DC 8,Solar input and output available 9, can operate 10-12 hours after ... System Voltage:1000VDC 9,Number of Cells:36Battery1,Battery:12V,24Ah 2,Dimensions :,181*174*166*126mm 3, ... 8kg 4,Duration time:10-12HRScontroller1,solar charge controller:12V,10A 2,size:133×70×34mm 3,Net Weight ...