1Maximum Airflow: This PC cooling fan has a maximum airflow of 7.13CFM, a mean time between failures of 30,000 hours, and supports reverse connection protection. 24pin Connector Design: The PC cooling fan is designed with a 4pin connector, compatible with any motherboard, power plug or other devices. Compatible with most models of chassis. High performance fan for CPU cooler and water cooling system. 3High Speed and High Brightness LED Design: PC cooling fan has 7 fan blades to maximize airflow for high speed cooling. 2pcs 3 color LED lights (red, green, and blue), which can be set by software for various light effects. 4Silent Running: The computer cooling fan adopts all copper motor, which is sturdy and durable. The hydraulic press bearings are made of self lubricating friction reducing materials to improve efficiency, and the maximum noise is only 25.6dB for silent operation. 5Wide Application: PC cooling fan is compatible with standard PWM fan control, compatible for WS2812 control protocol, compatible with all versions for Raspberry Pi. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia