Designed for projects that requires cooling or ventilation; or as a replacement fan for various products. Includes a heavy-duty aluminum fan with power plug cord, two fan guards, and mounting screw set. UL-certified fan with dual-ball bearings has a lifespan of 67,000 hours. Can be mounted in any direction. Low Speed: Has a lower noise and airflow rating than high speed models. 80 x 80 x 38 mm (3.2 x 3.2 x 1.5 in.) 100 to 120V AC Airflow: 23 CFM Noise: 28 dBA Speed: 2000 RPM