If you are looking for a case fan that can work efficiently at up to 70 Degree C ambient temperatures, LEPA 70D can do that thanks to high-quality and heat-resistant materials. In addition to high temperature resistance, the LEPA 70D offers solid appearance with high quality texture. Barometric Oilless Bearing delivers long life span and silent spinning even under extreme conditions. Programing rotation speed is a cinch with the included 12V-7V-5V combo adapter. Command under brutal conditions with the LEPA 70D. Install the LEPA 70D into your case and command your battle furiously.