Pawfly Lithium Battery USB Rechargeable Oxygen Pump for 5-60 Gallon Fish Tanks and Live Bait Aerator

The air pump is powered by a built-in 3350 mAh lithium battery, offering a long working time of 30-36 hours in normal mode and 36-42 hours in intermittent mode. Featuring a USB interface, the aquarium battery air pump can be easily recharged using a phone charger, power bank, or laptop, making it an essential backup air source during outdoor fishing, power outages, or fish transportation.

Offering two working modes, the air pump provides adjustable air flow to meet your specific needs. In normal mode, it delivers constant air output without interruption. In intermittent mode, it operates for 10 seconds and then stops for another 10 seconds. Users can simply press the "+/-" button to select one of the four available air flow levels.

Delivering a steady output, the air pump boasts a max flow rate of 50 GPH, a power of 3 W, and a pressure of ≥ 0.018 MPa. It works great for fish tanks or buckets ranging from 10 to 60 gallons, helping to supplement oxygen and keep your fish and bait alive and fresh.

Designed with a focus on quietness and waterproofing, the air pump generates noise less than 35 dB, comparable to a soft speaking voice. This ensures it won't disturb your sleep when used indoors or scare the fish away when used outdoors during fishing. Furthermore, the waterproof design means it can be submerged in deep water without incurring any damage.

In summary, this reusable, rechargeable air pump offers versatile features to cater to your aquarium and outdoor needs. With its long-lasting battery, adjustable air flow, steady output, and quiet, waterproof operation, it provides a reliable and convenient solution for maintaining the optimal oxygen levels for your aquatic life.

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