ITEM NAME:Black Case Fan Long Life Two Fan Quiet Computer Cooling Fan 17'' Notebook Description: - Stylish streamlined corner design - Quiet Core Type II Ultra High Speed Motor (1200PRM) with Dual 140mm Color Blue Turbine Blade (PRO Version) - The PRO version brings you a unique one-on-one USB design that does not consume any of your precious USB interface resources. - Ergonomic double-angle design (0Â °/12Â °) to better care for your cervical spine - Compatible with any notebook below 17 inches Specification: - Material: ABS - Size: 350*235*20mm - Industry-removable and washable snap-in design keeps you away from dirt and dirt - Speed: 1200Â ±10% RPM - Fan Bearing: Alloy Bearing - Noise: 15dBA (Min.) - Fan life: 40000 hours Package Included: 1x Heatsink.Quiet Core Type II Ultra High Speed Motor (1200PRM) with Dual 140mm Color Blue Turbine Blade (PRO Version). - Fan life: 40000 hours. - Fan Bearing: Alloy Bearing. - Ergonomic double-angle design (0Â °/12Â °) to better care for your cervical spine.