Speed Controllable120v computer fan allows you to freely adjust the computer cooling fan speed according to your needs. This flexibility allows you to adjust fan operation to a level that best suits your environment, whether you require powerful cooling or a quiet work environment AC PlugDual-ball bearings have a lifespan of 50,000 hours.Small computer fan 120mm comes with 3V to 12V multi-speed controller, increases maximum axial fan speed and powers the muffin fan from an AC outlet. Just plug it into an outlet and start the 120mm pc fan ApplicabilityDesigned to meet the cooling and ventilation needs of a variety of devices, including pcs, game consoles, appliances, entertainment equipment, solar equipment and more, this 120mm vent fan provides effective silent cooling and is also an ideal replacement for your existing 12v computer fan. No matter what type of equipment you have, this 120mm case fan ensures it stays at the right operating temperature, improving performance and extending life Parameter120 x 120 x 25 mm ( 4.72 x 4.72 x 0.98 inches. ) | Rated Voltage: 12V | Airflow: 95.8 10%CFM | Rated Current: 0.3A | Bearings: Dual Ball | Speed: 700RPM to 2800RPM | Power: 3.3W | Noise: 41dB Customer SupportWe strive to offer the excellent services out of your expectations. If you have any problems with our product, please feel free to contact us at anytime Product Description: 120v Variable Speed PC Fan Variable speed fan is designed for projects that requires cooling or ventilation; or as a replacement fan for various products, can widely use for cool Xboxs, Playtations, Rokus, TVs, receivers, mondems, routers, DVRs, computers, and other audio video electronics. Apply for air circulation, air exhausting, air ventilation, cabinet, indoor plants room, mushroom, grow tent room, BBQ, pet box, incubator, ventilate a closet. Description: Package include: 1 Piece fan, mounting screws & nuts, 1 Fan Control, 2 fan grills Size:120x120x25mm Rated Voltage: 12V Power : 3.3w at full speed Speed: 2800RPM SKU#: Y.A.001 Shipping Weight: 14oz net:13.3oz (1-Pedded)