Model: DB04028B12UBearing d:ouble ball bearingSize: 40 * 40 * 28mmVoltage :12VCurrent :0.66AInterface: 3PIN interfaceFor the 1U server, DIY server top, small space and high heat electrical heat, and extremely high fever DIY overclocking enthusiasts.Up to 70000 hours of life. Is designed for the top flagship server designed to meet the high air volume, strong static pressure, high reliability, long life of the server with a radiator demanding .Dual 3 pin interface! Support temperature measurement.