Features: 1.Unlock Three Shapes:Can hang around the neck, free your hands, anywhere, anytime game. Folded in seconds, desktop fan. Handheld use, anytime, anywhere to open the refreshing mode. 2.180Folding Adjustment:180 adjustment of wind delivery, no matter where it is placed, can be taken care of by the cool breeze. 3.Portable and Ultra-thin Folding and Storage Design:can be put in the pocket, foldable storage, easy to carry out. 4.Long-lasting Life:8 hours of life, built-in 3000mAh high-capacity battery, with the charge to meet the trip. Three levels of wind power: three levels of control, soft / strong switch at will, multiple cool experience.5.Multi-functional Use: Outdoor travel, second-charge treasure, cell phone energy supply station, small but can save your phone power emergency. Specifications: Product size:165*80*18mm Package size 145*95*42mm Battery capacity:3000mAh Output power:5W Discharge output: 5V/1A