Features: Fan interface board 4 pin interface With high precision ball bearing 7500rpm. Suitable for a variety of application scenarios,can be installed in CPU radiator, or used on the chassis that require a 12cm fan. Large air volume design, stable air flow, low noise and large air volume. Support high speed intelligent temperature control and speed regulation. Specifications: Model: DBPJ1238B2G Size: approx 120x120x38mm/4.72x4.72x1.5in Voltage: 12V Current: 3.12A Rotational Speed: 7000RPM Bearing: Ball Bearing Material: Plastic Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 PC x DBPJ1238B2G Cooling Fan