High Power 3w/6w Mute Oxygen Pump For Fish Tanks, Household Air Oxygenator,. Introducing the Versatile and Efficient Fish Tank Oxygen Air Pump, Designed to Enhance Your Aquarium's Environment with Ease and Reliability. This Compact Air Pump is Crafted with Durable Plastic and Operates with a Power Output of 6W. It Features an Adjustable Airflow, Ensuring Optimal Oxygen Levels for Your Aquatic Friends. The Super Silent Pump Guarantees Minimal Noise While Delivering Stable and Consistent Performance. Compatible with Air Stones, This Pump Effectively Increases Oxygen in the Water, Promoting a Healthy Habitat. Additionally, It Can Be Used with a One-way Check Valve to Safeguard the Pump. Suitable for Voltages Between 220-240V, It Ensures Reliable Operation in Compatible Regions. Available in Sleek White, It Offers an Air Outlet Diameter of 2mm and Provides Impressive Air Output, with Options Including 3W, 4W, and 6W Power Settings. Please Ensure Compatibility with Your Local Voltage Before Purchasing. Package Includes the Air Pump and Necessary Accessories. Key Features: - Super Silent Operation - Stable and Durable Performance - Adjustable Airflow - Enhances Oxygenation with Air Stones - Protects Pump with One-way Check Valve - Voltage: 220-240V (not Suitable for 110V Regions) - Power Options: 3W, 4W, 6W - Air Output: Up to 2x4.5L/min - Air Outlet Diameter: 2mm - Color: White - Multiple Size Options Available.