About this item【USB Dual PC Fan】140mm usb fan, 2 fans connected to a USB cable, can work at the same time, and cool the device from different angles. It is very suitable for PC/laptop/PS4/xBox/TV box/receiver/video cabinet/projector/ router.【USB Powered】Cooling fans dual 140mm connect to one USB interface, allow you to use it in any places with 5V USB power supply. Plug & Play, very convenient. 【Three Gears Adjustable】The speed controller with 3 gears (low gear, middle gear and high gear) is used to control the airflow level. The noise and air volume can be adjusted according to the use environment or purpose to meet your different needs. Moreover, Two fans are connected to an USB cable and run at the same time can significantly improve .
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