Carefree Fish Aquarium 6W Battery Backup AC DC Auto Switch Air Pump

• USB:6W.160Gph,26Kpa.110~120V/60Hz.Ultra quiet and powerful.Supports up to two 2-inch nano materials air stones or one 4-inch nano materials air stone.Each nano air stone delivers roughly the output of four regular air stones of the same size.
• Battery Backup: It can work continuously for 15 to 24 hours, and in intermittent mode, it can theoretically work for 96 hours.If the external power supply is cut off, the air pump will automatically continue to operate using the lithium battery.
• Intermittent Operation Mode: If set to 5 seconds, the air pump will work for 5 seconds and then stop for 10 seconds. If set to 30 seconds, the air pump will work for 10 seconds and then stop for 30 seconds.
• Feeding Mode:The air pump stops working for 2 minutes to facilitate the fish's feeding.The feeding time for most fish is about 1 to 2 minutes.
• Accessories:15FT Anti-fall-off Silicone Tubing *2. Regular Air Stone*2. Suction Cup*2. Check Valve*2.Y Connector*1.UL Certification Power Adapter*1.Instruction Manual * 1

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