Compact and Portable: Comes with ergonomic design, this USB astronaut fan can be used as a desk fan, neck fan, or handheld fan. Unlike regular fan, the mini fan can rotate 360Deg', so you can direct the airflow in the ideal direction.<br/> Quiet Operation: Comes with a silent structure, aside from providing high airflow, the astronaut fan only makes a smooth white noise with a noise level that you can easily watch TV or talk over.<br/> 3 Speeds Adjustable: Low/medium/high speed level. Adjust most comfortable speed by clicking the power button repeatedly. The 3-speed adjustable speed design allows you to enjoy refreshing anytime, anywhere.<br/> Rechargeable & USB Powered: This astronaut fan is powered by 900mAH rechargeable battery or USB and compatible with PC/laptop, power bank, AC adapter, car charger and other USB-enabled power supply.<br/> Great Stability: Comes with two rubber pads at the base, the desk fan wouldn’t easily get knocked over while reducing noise and vibration.