" 【Improve the aquatic environment】: Just put the water pump into the water tank and the water will start to flow, providing a lively water source for underwater life. The water pump can easily increase the dissolved oxygen in the water, breed nitrifying bacteria and help keep the water clean Clean. 【Adjustable Water Volume】: The adjustable switch on the aquarium pump can easily adjust the water volume. Maximum water flow: 504L/H. Maximum lifting height: 1.25m. A 13mm nozzle is at your disposal. 【Dry Fire Protection】: Our 48 hour aquarium pump. Can withstand prolonged dry burning. With a small pool pump, you don’t have to worry about running out or running out of water in your aquarium on short trips. Note: Dry burning is best avoided. 【Silent Super Strong Extraction】: The 4 strong suction cups of the pond pump are mounted vertically and horizontally on the glass surface. The water pump is not only easy to hide, but also easy to use. Due to the quiet operation of the fountain pump,