Features: brand new and high quality Great Utility: This highly-efficient 4-Pin CPU blower fan comes with high airflow, which helps prevent overheating your system and offers better efficiency. for Key Specifications: This 12V blower fan comes in a widely used 4-Pin power type and a dimension of 97x97x33mm. High Air Flow: This superior-quality blower fan offers its cooling effect in an impressive 90-degree unique airflow movement with a 15.6 Cubic Feet Per Minute airflow movement that protects your system by cooling it down quickly. It runs quite fast and has large airflow to enhance cooling performance. Keeps computer 3D printer, server, PC working well. Specifications: Size: approx. 97x97x33mm/3.82x3.82x1.30in Voltage : for DC 12V Current : 3A Speed : 7800RPM Features: supports speed function, PWM speed control function intelligent Interface: 4-wire Suit for 3D printer, server, PC, etc The red line is positive, the black line is negative, the yellow lines is FG speed measurement, and blue lines is PWM temperature control speed regulation Package Includes: 1 x 9733 Fan note: 1.No retail package. 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!