Item No:BE-SL-828 Solar cooling fan with light It can be charged by 220V/110V (50/60HZ) or DC 6-12V or solar energy. With 11w fluorescence or 20pcs super LED lamps. Built-in 1pcs rechargeable battery(6V 4AH). Charging time: 8-12hrs by AC, 12-15hrs(by 3w solar panel). Light time: 4-8hrs (by fan ),3hrs(by 11w fluorescence),15-25hrs(by LED light). Unit size: 35.5x14.5x43cm Diameter of fan: 20cm