Features

2 IN 1 USB Cooling Fan 120mm, 2 fans connect to one USB cable and work together. for cooling Receiver AV cabinets Game console PC Laptop TV Box Projector Router.
A speed controller with three gears(Low, Middle and High), which is specially designed to control the airflow levels. Meet your different needs.
USB plug can power the fan through USB ports found behind popular AV electronics and game consoles.
120mm USB Cooling Fan Dimensions: 4.7 x 4.7 x 1 in per fan size | Totally size: 9.8in x 4.9in x 1.8in | Totally Speed: 1600RPM |Totally Airflow: 118 CFM | Total Noise: 25.8 dBA | Bearings: Sleeve Bearing
Sleeve Bearing Design,Make the sound is only about 20 decibels, which is almost silent, and it will not make you noise in the bedroom, perfect and no noise pollution. So you can heat dissipation of various electronic equipment and boost speed easily. Whether you are at home or in an office, this cooling fan just like a portable mini radiator can serve you anytime, anywhere.

USB Fan Spec

Dimensions: 120x120x25mm/4.72''x4.72''x0.98''(LxWxH)
Bearing Type: Sleeve
Connector: USB
Rated Current: 0.5A±10%
Rated Voltage: DC 5V
Rated Speed: 1600±10%RPM
Air flow: 66.3CFM(Dual Fan is about 120CFM)
Noise Level: 25.8±10%dBA
Mounting Distance: 102.5±0.3mm
Fan Life: 35000 hours

Speed Controller Parameters:

Type: USB Speed Control Extension Cable
Length: 100cm
Connectors: USB Male to female
Comes with the switch or not: Yes
Weight: 39g/pcs