WEIWEISTORE Aquarium Air Pump USB Rechargeable Oxygen Pump Fish Bubbler High Capacity Lithium Battery Quiet Operation Durable Portable Automatic Start up Ideal for Indoor Water Aquarium Pump  (Battery)

Automatic Start-up In case of a power failure, the oxygen pump automatically starts up, ensuring your fish receive a steady oxygen supply. ideal for indoor and outdoor use, including fishing trips. Durable and Portable Design Featuring an abs shell and silicone shock-absorbing pad, this oxygen pump is durable and to oxidation. its portable design allows for easy carrying by clipping onto fish tanks, waistbands, or clothing. High-capacity Lithium Battery This fish oxygen pump comes with a 4800mah lithium battery for long-lasting performance. easily rechargeable via usb, the pump can be used while charging, ensuring a continuous oxygen supply to your fish. Intelligent Intermittent Operation With an intelligent intermittent mode, the pump works for 10 seconds and stops for 10 seconds, providing a continuous oxygen supply while saving power and extending battery life. Quiet and Peaceful Operating at less than or equal to 30 decibels, this oxygen pump runs quietly, creating a peaceful environment for both you and your fish.