• Computer Fan with AC Plug：Fan size: 4.7x4.7x1in | Speed:3000RPM | Airflow:95CFM | Current: 0.35A | Power: 4.0W | Interface: 5.5*2.1mm female plug
• Dual Ball Bearing：Long life with 65,000 hours. It overcomes the problems of short life and unstable operation of oil bearing. good price and works great
• Variable Speed Controller： Range of control in fan speed is 3v to 12v | INPUT: AC 100V - 240V 50/60Hz | Rated Current: 2.0A | Speed control great for fine tuning, Completely adjustable from off to full blast. enables the fan to be powered through an AC outlet.
• Good DIY Cooling Solution：It works great for DIY cooling fan or as an additional cooling fan for your gaming needs. Such as X-box, PS4, Receivers, Amplifier, Video Card, LED Lights , Wi-Fi Modern, Sound System, PC, Plant/ Mushroom Growing or any other application where an exhaust fan is overkill.
• Packing List：1 pack 120mm fan with protective grills on both sides and a separate speed controller.

Product description The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked.

1. Dual Ball Bearing

   Life with 6-years. It overcomes the problems of short life and unstable operation of oil bearing.

1 Powerful Compact Fan 2 Plug and Play 3 Adjustable Speed 4 Both-side Protection 5 Dual Ball Bearing Features of AC to DC Converter Features

• Security, good performance, high reliability.
• Built-in EMI filter, DC ripple small. Good anti-jamming performance.
• The primary and secondary insulation performance, low operating temperature, long service life.

Range of control in fan speed is 3v to 12v

• Adjustable DC 3~12V 200~2000mA Power Supply Motor Speed Controller.
• Step-less speed regulation, Max power 24 W.
• Adjustable Speed & Adjustable Wind.

Varies Cooling Fan Meet Your Different Needs Add to Cart Add to Cart Add to Cart Customer Reviews 4.6 out of 5 stars 850 4.6 out of 5 stars 850 4.5 out of 5 stars 41 — 4.7 out of 5 stars 31 Price $12.99$12.99 $29.99$29.99 — — $37.99$37.99 Dimensions 120x120x25mm(4.7x4.7x1.0in) 240x120x25mm(9.5x4.7x1.0in) 360x120x25mm(14x4.7x1.0in) 2x (4.7x4.7x1.0in) 240x240x55mm(9.5x9.5x2.2in) Speed(Max.) 3000RPM 2x 3000RPM 3x 3000RPM 2x 3000RPM 2000RPM Airflow(Max.) 95CFM 2x 95CFM 3x 95CFM 2x 95CFM 70CFM Noise(Max.) 38dBA 2x 38dBA 3x 38dBA 2x 38dBA 30dBA Power(Max.) 4.0Watts 8.0Watts 13Watts 8.0Watts 6.0Watts Bearings Dual Ball Dual Ball Dual Ball Dual Ball Dual Ball Life 6-Years 6-Years 6-Years 6-Years 6-Years Operating Voltage AC 100V-240V AC 100V-240V AC 100V-240V 90V to 270V 90V to 270V Power Connector US Standard AC Plug US Standard AC Plug US Standard AC Plug US Standard AC Plug US Standard AC Plug

• Does this unit actually run on 220 volts?

  YES

• Under different voltages, What is Watts?

  3v: 0.1Watts

  6v：0.9Watts

  9v: 2.3Watts

  12v: 4.5Watts

• What are the dimensions of variable speed controller?

  3.5''x2''x1.2''

• Blow cool air insdie or force hot air outside?

  It's basically used to help cool electrical components but also you can use it as an exhaust fan.

• How long is the cord from fan unit to the controller? and from the controller to the plug?

  3inches...around