1、Mini and Portable: Lightweight and compact size, convenient to carry anywhere and anytime. 2、Convenient charging: Comes with a USB cable, can be charged by computers or power bank. 3、Can also be powered by 3 pcs AA batteries.(Batteries not included) 4、 3 adjustable settings: Low-medium-high wind speed level. 5、Rotatable design: The head angle of the cooling fans is adjustable from side to side(90°) or up and down(30°). Features: Mini and Portable: Lightweight and compact size, convenient to carry anywhere and anytime. Convenient charging: Comes with a USB cable, can be charged by computers or power bank. Can also be powered by 3 pcs AA batteries.(Batteries not included) 3 adjustable settings: Low-medium-high wind speed level. Rotatable design: The head angle of the cooling fans is adjustable from side to side(90°) or up and down(30°). Specification: Material: ABS Color: Blue / Green / Pink (Optional) Power supply: USB / 3pcs AA Batteries(Batteries not included)  Voltage: 5V Size: 13.8* 10.5* 8.5cm / 5.43* 4.13* 3.35 inch(Approx.) Package Included: 1 *  Desktop Fan 1 * USB Cable