Product Description
This 120x120x38mm variable speed fan contains long life dual ball bearings, the fans can be positioned to stand upright or laid flat to cool various electronics and components. Average running 50,000 hours (at 77℉) of cotinual use. The fan connector is 5.5x2.1mm DC female jack, compatiable with power adapter 5.5x2.1mm DC male plug. Comes a variable speed controller. Includes one metal protective grill and four bolts and nuts. The speed controller can be powered by plugged into the AC outlet. This fan system is CE and RoHS certified.

Easy Speed Control
The fan includes a variable speed controller with power switch to set the fan's speed to optimal noise and airflow levels for various environments. 100v to 240v 50/60Hz input, DC 4v to 12v 2A output. Fan wire has 0.75ft, power adapter has 7.7ft, so you can place the fan up to 8.45ft away from the power outlet.

Widely Applications
This 120mm cooling fan is popular in a variety of electronics and components; Perfect for projects that requires cooling or ventilation; such as mining rig case, server cabinets, electronics enclosure, biltong box, grow tent, gpu workstations, garage, animal cage and DIY projects, gaming PC, modems, computers, amplifiers, and other audio-video equipment. or as a replacement fan for various products. Please attention that this model is designed to maximize airflow and can be too loud for some applications.