Welcome to our store! 1. [Good Heat Dissipation Effect] Dual-layer 8 tubes are used to quickly dissipate heat and effectively protect computers and other equipment. 2. [Easy Installation] With an 80MM fan installation position, equipped with screws, easy installation, just DIY installation can be used. 3. [G1/4 Thread Port] Using a general G1/4 thread port, this PC water cooling system has a wide range of applications and stable performance. 4. [Excellent Material] The upper and lower water chambers are made of brass, which can effectively prevent corrosion and has a long service life. 5. [Widely Used] Suitable for small servers, drones, engraving machines, printers, and water cooling systems for heat dissipation. Item Type: Water Cooler Material: Water chamber: Brass, flat tube: Brass, Fin: Copper, side cover: Steel Size: Approx. 80 mm / 3.1 inches Thread Port: 2 x G1/4 thread port Capacity: 80m-(Size is measured manually, there may be slight deviation) Custom Fan: Approx. 80 mm / 3.1 inch fan Number of tubes: 8 1 x Water Cooling Radiator 1 x Screw Bag Customers are our top priority. If you encounter any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.