3.5" x 3.5" (90mm) Arctic Cooling AF 9225L Fluid Dynamic Bearing Case Fan w/3-Pin Connector (Black) 3.5 x 3.5-inch (90 mm) Arctic Cooling AF 9225L Case Fan General Features: Black color 3.5 x 3.5-inch (90 mm) case fan Ultra quiet High airflow High static pressure Fluid dynamic bearing design offers a 400,000 hours MTTF at 40 C 15-pin 3-pin power connector (approximate length) Lead-free Specifications: Voltage: DC 12V, 0.10A Fan speed: 1500 RPM