... 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 2, Power:22W3, 3 speed settings 4,With remote ... 7.8kg 4,Duration time:10-12HRScontroller1,solar charge controller:12V,10A 2,size:133×70×34mm 3,Net Weight ... on. 2012 HOT SELL PRODUCTS : 22W 16'' Solar fan with controller