[Strong Power and 8 Levels Adjustable] This small water pump with 8 levels of flow and lift adjustable, max flow rate 600L/H, Max lift height up to 7.2ft, Max power: 6.5W. Rated voltage: 5V. 12.5mm outer diameter of water inlet and outlet. [Multifunctional Use] The mini water pump is easy to hide or disguise in the water. Perfect for aquarium, fish tank, pet drinking water, garden pond fountain, water cooling and hot water circulation. [Safe and Quiet] Electric water pump is safe to use with water and electricity separation technology, soft start and water shortage protection. Ceramic bushing makes wear- and ultra-quiet, no interrupt your rest, sleeping and working. [Low Power Consumption] Submersible water pump adapts pure copper brushless motor and professional driver chip, high power, energy saving and eco-friendly. [Easy to Use] Comes with suction cup base. Place it in water or connect to water pipe, then connect it to a power supply with USB port such as mobile power, mobile