USB Cooling FanThis usb fan includes an 80×80×25mm 5V USB fan and a stepless speed controller. Adjust the fan speed freely from 2000 to 4000 RPM via the controller. Without the controller, the fan runs at a fixed 2000 RPM when plugged directly into a USB power source.; Double-Sided Metal FrameThe usb computer fan features a metal frame coated on both sides. This completely prevents the risk of fingers or cables coming into contact with the blades during operation. This design allows you to use it safely inside a computer case or on your desk.
; 7 BladesThis pc cooling fan adopts 7-blade design for smooth steady airflow. Efficiently cools PC, routers, hard drives, AV gear and game consoles to extend device service life.; USB Power SupplyThis usb cooling fan can be powered via a USB port (computer, power bank, USB charger, etc. ) and drives the fan using the included stepless speed controller.
(Note: Although this product uses a USB connection, the operating voltage is 12V when powered through the speed controller. ); Widely applicableThis 80mm pc cooling ventilator boosts internal airflow for PC cases, server and AV cabinet cooling, also works as desktop cooling fan. Compact space-saving design with sleek black look, perfect for gaming and video editing heat dissipation.