MULTIFAN S4, Quiet USB Cooling Fan, 140mm

• Ultra-quiet USB fan designed to cool various electronics and components.
• Features a multi-speed controller to set the fan’s speed to optimal noise and airflow levels.
• Dual-ball bearings have a lifespan of 67,000 hours and allows the fans to be laid flat or stand upright.
• USB plug can power the fan through USB ports found behind popular AV electronics and game consoles.
• Fan Size: 5.5 x 5.5 x 1 in. | Airflow: 57 CFM | Noise: 18 dBA | Bearings: Dual Ball