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. High Speed: This model is designed to maximize airflow and can be too loud for some applications. 92 x 92 x 25 mm (3.6 x 3.6 x 1.5 in.) 100 to 120V AC Airflow: 37 CFM Noise: 37 dBA Speed: 2900 RPM