About this item[About Specification] Size:140mm x 140mm x 25mm; Size in inch: 5.51x5.51x0.98 Inch; Voltage: DC 5V; Speed: 1500 RPM; Airflow: 56cfm; Material: PBT plastic fan frame and blades; Lifespan: 40,000 hours at 25 °C; Connection: USB; Noise: 26.2 dBA (at 1m distance )[Wide application] Dual 140mm usb pc Fan run at 1500RPM (Per fan) x2 , these 140mm USB Cooling Fan are rightly Compatible for PC Computer AV Cabinet Router Playstation TV Box Amplifier Cooling[ Adjustable Speed ] 140mm x 25mm USB Computer Fan Come with 3 Mode(L/M/H) speed control cable . different mode will get various speed, airflow and noise level , just choose mode as you need[Durable and convenient] 140mm Fan with USB Port is suitable devices which with usb port ,such as, for powe.
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