Quiet Operation: With a built-in multi-level muffler to shield motor noise and 4 low rubber feet to minimize vibration, the oxygen pump reduces noise to less than 45 dB like the hum of a refrigerator. 24/7 continuous running without disturbance!
Pump Accessories: Include one 13-foot 3/16" airline tubing (ID: 4 mm) and 2 check valves. Helpful accessories to build the basic aeration setup in your fish tank.