Features:High Power and High Lift: Maximum lift height of 2 meters and 25W high-efficiency motor to save energy. The lift height is the maximum height the water rises, after connecting the water pipe to the nozzle (Make sure the joint is tight and properly sealed)Flow Control and Water: An adjustable knob to control the water flow, allowing you to get just the amount of water pressure you want. Maximum flow: 1500 l/h. Dimensions: 5.8*7.1*8.1 cm.Suction Cup and 1.8m Power Cord: Long enough for easy installation. 4 strong suction cups at the bottom of the fountain pump help keep it in place, so you can attach it to the right side of the aquarium, either vertically or horizontally.Ultrasonic Design and 2 Nozzles: Comes with 1.3 and 1.6 cm nozzles and high-quality motor provides a quiet environment for you. Threaded connections make it more stable. The impeller shaft is made of stainless steel for long life and corrosion resistance.Wide Application: Circulate and aerate the water, making it more attractive to your fish or turtles. This submersible pump is perfect for aquariums, fountains, spouts, and hydroponic systems, etc.