Magicfly DC30A-1230 12V DC 2 Phase CPU Cooling Car Brushless Water Pump Waterproof Submersible Super long working life(more than 30000 hours); Adopt high performance ceramic shaft The axis is enclosed with static sealing, not dynamic, which can avoid leaking problems Amphibious design; Submersible installation and entirely waterproof low consumption; low noise(less than35db), Can used in computer cooling system, Garden fountain Used in Aquarium, car cooling, humidifier, air conditioner, other cooling and circulation systems.