Solar and Electricity rechargeable fan."Power: 15w Solar panel: 12W polycrystalline silicon A panel 9V Battery capacity: ternary lithium battery 7.4V 4 * 2200mah Charger: 9V2A adapter charger Gear: 3rd gear Charging time: 4-6 hours Usage time: 7 hours in 3rd gear, approximately 12 hours in 1st gear Fan size: 16 inches, height 120cm, width 45cm Solar panel size: 350 * 290mm Packing quantity: 1 set/box Box size: 47 * 16.5 * 43.5cm Full container weight: 4.8Kg Product color: black and white