Size: 40x40x28mm Bearing: double ball Voltage: 12V Current: 0.35A Speed: 12500RMP full speed Air volume: 16.3CFM Noise: 44dBA (MAX) Interface: Motherboard 3P Support: speed Line length: 25CM Applicable: Chassis cooling, server CPU cooling, and other thermal applications The new server is removed and the holes have screw marks