Long-lasting and low maintenanceWith a lifespan of up to 20 years, this pump requires minimal maintenance. It boasts a small size, high efficiency, and low power consumption. The motor stator and circuit board are completely isolated from the rotor, making it suitable for underwater installation with complete waterproofing. Quiet operationEquipped with a high-performance ceramic shaft, this pump offers quiet operation with noise levels as low as 30 decibels, providing you with a near-silent experience. The precise cooperation between the ceramic sleeve and shaft ensures good shock resistance and helps in reducing noise. Versatile and reliableConstructed with engineering plastic, this pump is built to be reliable and durable. It can withstand fluid temperatures ranging from 0 to 110 and has a usage time of over 40,000 hours. It has 1/2" male thread inlet/outlet and fits both 1/2" NPT and BSP female threads. Package includesThe package includes 1x 12V pump, 2x brass couplers, and 2x stainless steel clamps. These accessories ensure easy installation and secure connections for your convenience.