2 IN 1 120mm USB Computer PC Cooling Fan, 2 fans connect with one USB cable and work at the same time. Perfect for Making Your Receiver / AV cabint / Game console / PC / Laptop / TV Box / Projector / Router Cool Adjustable Speed Controller,3-speed controller to adjust the fan’s speed to optimal noise and airflow levels. Lowest Noise: 26.5dB. Maximum Airflow: 116CFM Totally. USB Plug,can Connect the fan With USB ports found behind Router,PC Chassis,TV Box or Others... High quality dual ball bearing have a lifespan of 50,000 hours. Light & compact design perfect for narrow place, and its square design allows the fans to be laid flat or stand upright. Dimensions: 4.7 x 4.7 x 1 in per fan size
Totally size: 9.8in x 4.9in x 1.8in
Totally Speed: 1500RPM
Totally Airflow: 116 CFM
Total Noise: 26 dBA
Bearings: Dual Ball