VvW New 2 Phase 12v Dc CPU Cooling Car Brushless Water Pump Waterproof Submersible- 130203 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 Super long working life(more than 30000 hours); Adopt high performance ceramic shaft