Item specifics Brand Name: SXDOOL Application: Computer Case Type: Fan Heatsink Material: Copper & Aluminum Package: Yes Lines: showed as above pic Product Description Brand Name: SXDOOLModel: AFB112522HSize: 110 * 110 * 25MMVoltage: 220VCurrent: 0.09APower: 19WSpeed: 2200RPMBearing: BALLNoise: 36DBAAir flow: 84 m3 / hHIP: 4mmH2OUse of the environment: -20 ~ 75Life span: 50,000 hoursNW: 304G Packaging Details Unit Type: piece Package Weight: 1.0kg (2.20lb.) Package Size: 15cm x 15cm x 15cm (5.91in x 5.91in x 5.91in)