The Antec KUHLER H2O 600 Pro delivers high-performance liquid cooling for your CPU in a quick, easy-to-install package. This self-contained unit comes pre filled meaning it requires no maintenance. It also features optimised water channels and easy-bend flexible tubing which allows the KUHLER H2O 600 to be installed in nearly any orientation. In addition to easy installation, a powerful PWM fan pushes air through directional blades and channels it through the radiator for optimal cooling. Included in the box is an air duct and an integrated firmware that automatically adjusts fan speed and changes the RGB LED based on temperature. Engineered for maximum performance, the Antec KUHLER H2O 600 delivers liquid cooling performance at an air cooling price.