Compact Size -- This cute little fan measures only 5.2x2.5x1.6 inch and weighs 3oz, so you can put it in your pocket or bag. No matter where you go, it’s the perfect summer companion to keep you cool while traveling, queuing, or exercising Powerful Wind & 3-Speeds Setting -- With built-in copper brushless motor, this small fan is powerful enough to generate a strong wind. Mini fan has three adjustable wind speeds; just press the power button to change the setting Rechargeable Battery -- Powered by an upgraded rechargeable battery, the hand held fan can be charged by wall charger, power bank, or computer via a USB cable. Battery powered fan can work for about 2.5 hours after a full charge Upgraded Materials -- This rechargeable fan blade is made of PP material, thin and evenly distributing the wind. The body is made of high-quality ABS plastic material with a fine micro-sand texture. Non-slip handle that conform to ergonomic principle is very easy and comfortable to hold even by small