This all-in-one liquid CPU cooler kit provides a 240mm heat sink, water pump, cylindrical water reservoir, dual fans, as well as installation accessories, which will dramatically improve heat dissipation experience, especially in terms of stability, silence, efficiency, and convenience. Liquid cooling simply works better than air cooling and the special design makes it easy for you to protect your valuable CPU. Specification: Name: 240mm Heat Sink Set Material: Plastic, Metal * 240mm black heat sink (with screw pack): Appearance size: 27.5 * 11.8 * 3.2cm Straight mouth height: 2cm Diameter of straight tube: about 9.5 mm Number of waterways: 18 * LED fan: Appearance size: 12 * 12cm Power supply interface: large 4Pin + small 3Pin * Universal CPU block (with screws): Description: Universal for INTEL / AMD Dual Platform (For INTEL 775,1150,1155,1156,1366,) (For AMD: AM2, AM3, AM3 +) Note: Do not support for AMD4 CPU CPU block, bracket supports for AMD INTEL mainstream hole installation. Screw size: G1 / 4 Outside diameter: 12.9MM Bottom contact size: 5 * 5cm, thickness 3mm Material: Bottom: copper; Cover: transparent plexiglass * Cylindrical Water Reservoir: Water reservoir height: about 160mm Water reservoir diameter: 5cm Water reservoir interface: G1 / 4 universal thread Interface diameter: 12.9mm * Transparent hose: Inner diameter: 8mm Outer diameter: 12mm * Pump (including shock pad): Waterproof, Stability, High quiet, long life Thread size: G1 / 4 Interface diameter: 12.9mm Pump Size: Overall Length 7.7CM, Height 5.2CM, Cover Thickness 2.8CM, Cover Width 5.2CM Material: Acrylic Pump head: 5 meters Power supply interface: large 4Pin Power: 9W Current: 0.8A Voltage: 12V Flow: 600L / H Feature: *CPU Block: The CPU block is constructed with a copper base to provide exceptional heat transfer and cooling performance. *Cylindrical Water Reservoir: The cylindrical water reservoir is manufactured from high quality transparent acrylic so that the circulation system is visible. *Water Pump: Waterproof, stable, high quiet, long life. 240mm Heat Sink: Provide the excellent heat dissipation, as you need for highly overclocked desktop processors. *Transparent Hose: Upgraded flexible anti-explosion, hoses enable a space-saving installation and exceptional durability. *LED Fan: The extreme performance dual fans offer a high air static pressure with lower noise. Packing Included(as picture): 1 x 240mm Heat Sink within Screw Pack 2 x Green LED Fan 1 x Universal CPU Block Set 1 x Cylindrical Water Reservoir Set 1 x Transparent Hose 1 x Water Pump with Shock Pad 1 x Necessary accessories Note: Please allow 1~2inch error due to manual measurement. Thanks for your understanding.