ARCTIC Liquid Freezer 240, High Performance CPU Water Cooler with Four 120 mm Low Noise Fans, 240 x120 mm Radiator, MX-4 Thermal Compound Included DESIGNED FOR EXTREME COOLING PERFORMANCE: Outstanding CPU cooling performance through Water Cooling Solution with 4 x F12 PWM PST fans, 38 mm deep radiator and efficient water pump EXTREMELY POWERFUL: The Liquid Freezer 240 is the most powerful AIO Water Cooler in its class & the quietest. Latest motor technology and smooth tubes offer top performance at only 2-watt consumption COMPATIBILITY: The High-Performance CPU Water Cooler is compatible with Intel Sockets 1150/1151/1155/1156/2011*, 2011-3*, 2066* (*Square ILM) & AMD Sockets: sTR4, AM4, AM3(+), AM2(+), FM2(+), FM1 OPTIMAL HEAT DISSIPATION: Two fans push air through the radiator, the other two fans pull the air through it. Controllable with PST function to adjust the fan speed based on CPU temperature QUIET AND POWERFUL FAN: We fully designed the four F12 fan with CFD (Computational Fluid Dynamics) software and optimized it for high airflow <a href="https://www.amazon.com/b?node=14770868011"> International products </a> have <a href="https://www.amazon.com/gp/help/customer/display.html/ref=nav_cs_help?ie=UTF8&nodeId=202045290"> separate terms, </a> are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Manufacturer warranty may not apply <a href="https://www.amazon.com/b?node=14770868011">Learn more</a> about Amazon Global Store.