Ametoys Aquarium Air Pump USB Rechargeable Oxygen Pump Fish Bubbler High Capacity 4800mAh Battery Quiet Operation Durable and Portable Design Automatic Start-up Ideal for Indoor and Use

Features: 
High-Capacity Battery: This fish oxygen pump is equipped with a high-capacity battery, ensuring long-lasting performance. It can be charged via USB and can be used while charging, providing an uninterrupted oxygen supply to your fish.
Intelligent Intermittent Working Mode: oxygen pump operates in an intelligent intermittent mode, working for 10 seconds and stopping for 10 seconds. This ensures a continuous oxygen supply while saving a significant amount of , thus extending battery .
Quiet Operation: With a working noise level of less than or equal to 30 decibels, this oxygen pump operates quietly, ensuring a peaceful environment for both you and your fish.
Durable and Portable Design: oxygen pump features an ABS shell that is resistant to oxidation. It also comes with a silicone -absorbing pad to reduce vibration friction. With a buckle on back, it can be clipped onto fish tanks, waistbands, clothing, etc., making it easy to carry around.
Automatic Start-up in Case of Failure: In event of a failure, oxygen pump will automatically start up, ensuring that your fish continue to receive a supply of oxygen. This feature makes it an ideal choice for both indoor and use, such as fishing.

Specification:
: 2W
Air pressure: 0.02Mpa*2
Air volume:3L/min
Air outlet: Double holes
Applicable fish : 30-100L
Battery capacity: 4800mAh
failure self-start: Yes
Continuous time: 35 hours
Intermittent time: 70 hours
Product size: 110*80*40mm
Product weight: 428g
Package size: 125*125*70mm
Package weight: 430g

Package list: 
1*Oxygen Pump
1*Air Tube+Air Stone
1* Cable