Quiet Oxygen Pump: Our aquarium pump is designed with upgraded technology to a quiet and efficient operation. It's perfect for those who appreciate calming effect of fish tanks but don't want distraction of a noisy pump. Adjustable Water Pump: Features an adjustable rate, allowing you to control water rate to suit needs of your aquatic pets. Whether small tanks or large aquariums, our water pump can be tailored to provide ideal environment. Stable Output: Our 20W aquarium oxygen pump adopts rubber cup and copper wire motor, generating more stable airflow than traditional water pump does, and it is more enduring, and more energy efficient. Wide Application: The small pump can produce sufficient airflow, and can be freely used as large aquarium pumps, fish tanks, yard pond aerators, hydroponics system pumps, commercial oxygen pumps for seafood markets, and more. This water pump is equipped with an in-line switch, which can be rotated to adjust airflow or turn on/off aerator. The outlets are enlarged, the are even and natural, and oxygenation effect is continuous and stable. The soft shockproof foot pads keep machine stable and reduce noise. Our aquarium pump is built to last, with high-quality ABS that resists wear and tear. It's a reliable choice that ensures health and happiness of your fish. Not just functional, but also aesthetically pleasing. It's designed to be compact and unobtrusive, blending seamlessly into your aquarium setup. Type:HS-260A 20W Item Size:115x90mm/4.53x3.54in Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage:AC220V Colour:Black Material:ABS Package Contents: 1 * aquarium pump 1 * short pipe 1 * manifold with 4 outlets 4 * check valves 2 * 2m pipes 4 * air stones Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.