hygger Strong Aquarium Air Pump for Medium Large Fish Tank, Hydroponic Systerm, Household Commercial Use, 1 Outlet(OD-8mm), with Air Tubings, Multi-Head Control Valves

Stainless steel air outlet: There are two high-quality stainless steel air outlets, with uniform and stable bubbles. Great for running two air stones or sponge filters at the same time, or accessories like filters. A large amount of perfect dissolved oxygen to oxygenate your Freshwater or Marine Fish Tank or hydroponic system. Bedroom level mute effect: Bearingless motor works through magnetic bearings to reduce friction and thereby reduce noise. Four rubber feet reduce the contact between the motor and the casing, thereby reducing the transmission path of noise. The four suction cups firmly fix the air pump and provide sound insulation and shock absorption to achieve noise reduction. Even when used in the bedroom, it will not feel noisy. Air volume can be adjusted as desired: Simple shape, one knob controls the switch and flow adjustment. 7W air flow can reach up to 120gal, suitable for fish tanks up to 5 feet deep. Solve the problem of insufficient oxygen supply due to insufficient depth of the fish tank and insufficient pressure. High configuration, stable and durable air pum: The outer shell of the air pump is made of ABS thickening, which can not only block noise but also prevent falling.Simple color matching, suitable for a variety of decoration styles. Easy to use, reliable, one-year warranty: There are two ways to install the air pump. If it is installed below the water surface of the water tank, you need to install a check valve