【Long battery life】The handheld fan adopts an upgraded battery with a large capacity. The battery life of the hand fan is up to 12 hours after a full charge, which is more durable than other usb fans, providing you with coolness all day long. The portable fan adopts a one-button control design. 【Strong wind and low noise】Silent fan has a built-in new brushless copper motor, and the efficient power supply and conversion circuit can maximize the wind power and always keep running softly, saving energy and environmental protection. The hand held fan can be adjusted in three gears and can be switched at will. 【Removable and washable design】The rechargeable fan will inevitably accumulate dust after using it for a period of time. Portable fans rechargeable adopts detachable design, just press both sides of the grille, you can easily remove the grille for cleaning, you can remove the fan blades and wipe clean at the same time, (Note: Do not touch the motor and battery compartment with water) 【With mobile phone bracket】 at the end of the battery operated fan handle, there is a small valve, push the valve hard, the hand-held fan can miraculously appear a small bracket, adjust the fan to desk fan, put the phone on the bracket, then Enjoy a pleasant movie-watching moment while enjoying the cool breeze in summer. 【FOLDABLE】hand held fans folding The handle adopts 270° folding design, which can be hand held and can be used as a desktop fan at the same time. Perfect for school use, compact and portable. It can also be used to clear heat and relieve fever for the baby at night. Mini hand held fan is also the best choice when you are traveling, fitness, barbecue, camping, watching ball games and other outdoor activities.