1. There are 4 brass heat pipes of 6mm, the entire HDT surface is completely close to the CPU contact heating part, the heat generated by the CPU is quickly directed to the fin group to let the CPU run without load. 2. Through fine processing of the heat pipe, it is helpful for rapid heat dissipation to the fins, maintaining the fin spacing and improving the overall structure at the same time. 3. The fan is fixed with a steel wire buckle, the front fan is equipped with a filter screen to effectively prevent plush entry, the large silent fan reduces noise. 4. Available in various designs and specifications with cool personality for your choice. 5. Equipped with durable hydraulic bearing, providing high air volume, quiet and efficient cooling. ITEM TYPE: CPU COOLER SIZE: APPROX. 120 X 120 X 25 MM / 4.7 X 4.7 X 1 INCH OPTIONAL STYLE: RED, GREEN, BLUE WEIGHT APPROX. 595 G / 21 OZ FAN SIZE 120*120*25MM SPEED 2000±10% NOISE 20 DBA VOLTAGE 12 VDC AIR VOLUME 40 CFM SERVICE LIFE 50000 HOURS BEARING HYDRAULIC BEARING 1 X CPU COOLER BASE 1 X CPU COOLER FAN YOUR SATISFACTION IS OUR TOP PRIORITY. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!