Description
[SPECIFICATION PARAMETERS]: 4inch; Pump power: 12W, size 10 * 10 * 2cm, flow rate 12L / min, suitable for 4mm inner diameter pipe [BUBBLE UNIFORMITY]: The air is evenly distributed in the whole stone area to make the bubble size uniform, which is conducive to animals and plants to absorb oxygen. Bubbles size between 300-500 microns
