Check the listing for details. Intelligent Automatic Speed Control Pump Cover For D5 Cooling High Efficiency. Condition: New. Listed at 140.61 USD. This pump cover adopt automatic speed regulation technology, which can intelligently adjust pump speed according to system load, thus achieving the best cooling effect and providing strong support for your water cooling system. The automatic speed regulation function enables it to monitor the changes of water flowing and temperature in real time and automatically adjust the speed to meet different use requirements. This intelligent design not only improves the working efficiency of pump, but also reduces the energy consumption, so that users can enjoy efficient cooling and save electricity expenses. PLEASE NOTE: If you have any doubts or questions about the item, please don't hesitate to contact us - we'll be happy to help to assit you with technical product details or provide dimensions.