You will not be disturbed when you work due to low noise of the cooling fan. And it has colorful lights, which is gorgeous and colorful, allowing you to immerse yourself in the art of light. The working environment temperature of the equipment is reduced and the service life of the equipment is extended due to the high speed and large air volume. It is constructed of ABS material. The length of the product is 12cm, the width is 12cm and the height is 2.5cm. Cooling fan supports intelligent temperature control, and it is suitable for desktop computer case to use. Item Name: Heat Sink Material: ABS Cooling Method: Air Cooling Rated Voltage: 12V/12V and 5V (Mainboard Synchronous Version) Rated Current: 0.18A/0.72 (Mainboard Synchronous Version) Speed: 1100RPM Plus or Minus 10% Air Volume: 15.93CFM Plus or Minus 10% Bearings: 2 Hydraulic Monochrome Interface: Small 3Pin + Large 4D RGB Voltage: 5V DC Life Span: 40000 Hours Controller: RGB Small 6Pin Noise Value: 24.5DBA Plus or Minus 10% Features: Quiet, Intelligent Temperature Control, Cool Light Effects Size Details: 12cm x 12cm x 2.5cm/4.72" x 4.72" x 0.98" (Approx.) Notes: 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. Package Includes: 1 x CPU Cooling Fan