2pcs Dual Ball USB Cooling Fans DC 5V Quiet for DIY Router Game Console TV Box Power Supply (40mm 50mm 60mm 70mm 80mm)

A USB cooling fan is a small fan powered by a USB interface that helps to maintain a suitable temperature for a computer or other device, thereby extending the device's lifespan. Typically, the USB cooling fan consists of one or more rotating blades and can be operated by connecting it to a USB port on a computer or other device.
USB cooling fans are mainly used for cooling computers, laptops, game consoles, projectors, sound systems, and other devices to effectively reduce their temperature and avoid malfunctions or performance degradation caused by overheating. At the same time, USB cooling fans are also very suitable for use in summer, providing you with cool air.
In summary, USB cooling fans are a convenient, practical, and cost-effective cooling solution that can provide the necessary cooling and comfortable user experience for your devices.










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