Power: 15 w Solar panel: 12W polysilicon panel 9V Battery capacity:18650 Lithium 12000mah Charger 2A Adaptor charger Wind Type:3 Gears ,Soft and strong Charging time: 4-6h Duration: about 7 hours in level 3, and about 9 hours in level 1 Fan size: 16 inches, 120cm high, 45cm wide Solar panel size: 350*290mm Packing q’ty: 1 set/box Measure: 47*19*43.5cm FCL: 4.8kg Product color: white Charger will trun green when it is fully charged, can be used to verify if solar light  fully charged the fan (after charged with Solar pannel, then charge it with Room Electric, if charger turns green, then full)