The radiator is characterized by low noise, which will not disturb you. With the adoption of hydraulic bearing, it has long service time. The radiator features quick, powerful and efficient heat dissipation, which can cool your computer case within a short time. Made of ABS material, the heat sink is durable and eco-friendly to use. The cable is wrapped up with black fiber tube, which is safe to install. The length of the heat sink is 12cm, width is 12cm and height is 2.5cm. The heat sink is suitable for most types of computer cases. The cool RGB light can enrich your using experience. Item Name: Computer Case Heat Sink Material: ABS Fan Speed: 1200±10％RPM Air Volume: 32±10％CFM Noise: 16±10％dBA Fan Bearing: Hydraulic Bearing Interface: Large 4-pin, Small 3-pin Features: Powerful, Mute, Safe Size Details: 12cm x 12cm x 2.5cm/4.72" x 4.72" x 0.98" (Approx.) Notes: Due to the light and the screen setting difference, the item's color may slightly differs from the pictures. Please allow slight dimension difference due to the manual measurement. Package Includes: 1 x Computer Case Heat Sink(Others Not Included)