Quiet Aquarium Oxygen Pump 30dB: Adjustable oxygen pump 100-400L/H, suitable for aquarium air pump 100-400L

Powerful Mini Body The palm size body can explode a stormy air flow of 400L/h, easily meet the 400L dissolved oxygen requirements. LIBRARY-LEVEL QUIET EXPERIENCE - Elastic shock absorbing pads + noise absorbing cotton inner lining + spring motor, the noise of night operation is as low as 28dB. Intelligent gas adjustment and precise adjustment: 1-6 L/min continuously viewed, perfectly suitable for aquarium, therapy tank/kindergarten tank. Out-of-the-Box Kit: with 2 x 4ft soft air hoses, 2 x air stones, 2 x check valves, 2 x suction cups to meet your different needs, no need to buy extra accessories. Durable Structure HEPA cotton + activated carbon layer + metal filter to build three-dimensional protection that effectively blocks dust and extends the service life by 50%.