Features: 1.HIGH QUALITY: This little fan made by premium materials, steady frame, durable and long lasting. 2.DESIGN:High speed low noise motor design makes this mini personal fan an ultra-quiet fan, You only get the cool breeze; there is no room for noise. 3.PORTABLE LIGHTWEIGHT DESIGN:When you go outside, you can put it in the bag with you,especially suitable for summer travel or outdoor sports,you can take it to anywhere. 4.QUICK COOL DOWN:Strong power ensure maximun air flow.because this fan can cool you down,Its a must-have for the summer. 5.USB POWERED - With a feature of this USB powered function, so to make this little fan work like an air-conditioner, all you need to do is to plug connection into any devices with USB charging port like computer, laptop, portable charger or other devices. Specifications: Wind speed: 3 speeds Noise:37-45dB Rated voltage;5V Rated power:5V Rated frequency:5V Whether built-in battery:Removable and replaceable battery Built-in battery capacity:1000mA-1200mA includes: 1 X Mini Hand Fan