4000mAh LONG BATTERY LIFE & UP TO 16H COOLING TIME The mini fan can be fully charged in only 3 hours, can work continuously for 4-16 hours. With the newly TYPE-C charging port for faster charging speed. 180 FOLDABLE & LCD DISPLAY The personal fan is handgrip design, 180 rotation, portable for you to take anywhere. With digital display, you can see the remaining power easily, avoid sudden power off. STRONG WIND & 6 SPEEDS ADJUSTABLE Newest air channel design make the small hand fan has very strong wind. The portable fan has 6 speeds to meet your different cooling needs. Short press the button repeatedly to turn on the fan or adjust the wind speed or turn off the hand fan. EMERGENCY POWER BANK & ULTRA QUIET Battery operated fan. Also an emergency power bank to charge your phone. The hand held fan adopts a brushless motor as well as an optimized air duct design to minimize noise, less than 20db. MULTIFUNCTION FAN & SUMMER HELPER Handheld Fan/Neck Fan/Desk Fan. 3 In 1 Fan, the small fan is a great companion keeping you cooling when makeup/commuting/traveling/queuing/exercising, perfect for commute/travel/shopping/picnic/office in hot summer. The portable fan is inbuilt with brand new copper made motor, powerful enough to support the blade running at very high speed producing strong wind, you will feel the wind even if 2m away from the fan.