Exhaust Fan: Designed for cooling cabinet, chassis, cerver, workstation, and amplifiers, cabinets, greenhouses, pet kennels, sheds, grow tent, plant cultivation
Variable Speed control: 110V - 220V fan power supply with adjustable speed; easily adjust the speed of these small 120mm case computer fans from silent to high speed
DIY Window Fan: Double metal protective for efficient cooling and ventilation; Powerful cooling with exhaust and intake options: Ideal for pc case fans, kitchen exhaust, desktop cooling
Dual-Ball Bearings for long lifespan: 60,000 hours lifespan, can be laid flat or stand upright; Increase air circulation in crawlspaces, basements, attics, garages, media rack, smoking corners
720mm Server Fan: Total Size: 2pcs x (14.2 x4.72 x1 inches); Airflow: 6x 93CFM; The package includes the assembled 3x 120mm box fan, variable speed controller, mounting hardware, rubber feet, and sponge pads.