Handheld Fan，Power Bank Battery Operated Mini Desk Fan,Portable Rechargeable Fan with 3 Speeds,9-15 Hours (Black)

【Rechargeable fan & Power Bank Function】This rechargeable handheld fan can charge your mobile phones while enjoying cool air. It's not just a mini hand fan, but a convenient power Bank, can charge your phones in an emergency.Built-in 4000mAh ultra-long battery life, can be fully charged in 2.5 hours,9-15 hours working hours can make you feel cool in summer outdoor activities all the time,such as traveling, working, shopping, watching football and baseball games, queuing, and so on. 【Strong Wind and Low Noise】 This personal mini fan has a 3 adjustable speeds, and is equipped with two copper brushless motors. The power is sufficient to stably drive the fan blades to run at high speed to generate strong wind. The built-in 7 fan blades can collect more airflow and generate stronger wind power. The strong wind power will quickly cool you down even at a high temperatures. When at 1 level wind speed,noise 【Easy to Use】Easy to use, just press the power button to change the wind setting.This mini handheld fan is usb rechargeable, it can be charged from a regular USB charger, laptop, mobile power supply, car charger, and other USB enabled devices. The remaining battery can be read through the power indicator light.