Product Parameters: ColorBluePinkWhite Size:12.3*12.3*5cm Controller TypeKey Control Number of Blades5 Package Included: 1*USB Fan 1*1.2m USB Cable Product Upgraded VersionUSB fan with 5 blades and brushless Motor: For a powerful breeze with less noise (between 15-30 dB). Fan USB keep you cool while making a minimum of noise so you can work, read or relax without distractions. Hand Fan 3 Speed ControlThe fan with 3 airflow speed settings can be adjusted to meet your needs. Comfortable first speed with noise below 20dB, suitable for sleep; Nature Second Speed for work and study; Cool strong third speed, let you enjoy your outdoor leisure time. PC Fan Portable and CompactMini Fan small (12.3x12.3x5cm) and exquisite, easy to put in a pocket. Perfect for outdoor activities and travel or just put it on the desk. USB PoweredUSB fan with USB connector, 1.2m USB cable, compatible with 5V output devices such as computer, laptop, power bank, portable charger and other devices with USB output. Note: 1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. 2.Due to manual measurement, there may be an error of 1-2mm.