GuDoQi Rechargeable Aquarium Air Pump, Dual Outlet Fish Aerator, 2W Quiet Adjustable Aquarium Bubbler for 120 Gallon Fish Tank, Ideal for Outdoor Fishing, Fish Transportation, Power Outages

Features Rechargeable and Convenient: Our portable aquarium air pump has a built-in rechargeable battery that provides up to 50 hours of working time.

You can easily charge it using a laptop, wall charger, or power bank, saving you money and reducing your carbon footprint.

Optimal Aeration with Dual Outlet: Our fish aerator pump features powerful power that generates a large amount of aeration with a max flow rate of 3L/min x 2.

The pump outputs a ton of air bubbles via 2 air outlets and provides sufficient water circulation in your aquarium.

Safe and Efficient: With 2 check valves, our oxygen Pump prevents water backflow into your pump, ensuring safe operation.

The pump has a rated power of 2W, making it energy-efficient and preventing overheating when operating.

Customizable Modes: Our air pump offers two operating modes to choose from.

The continuous air supply mode can provide a maximum of 3L x 2/min and run for up to 25 hours.

The interval air supply mode runs for 10 seconds and pauses for 10 seconds to save energy, increasing the service time up to 50 hours.