3" x 3" (80mm) Logisys LT400GN 4-Green LED Case Fan w/3-Pin & 4-Pin Connectors (Clear) Clear case fan 4 LED green lights 3 x 3-inch (80 mm x 80 mm x 25 mm) Fan Speed: 1800 RPM (?10%) Air Flow: 21.71 CFM Noise: 20 dBA Power: 1.92 W Rated current: 0.16 A # Rated voltage: 10.8-13.2V DC