DescriptionAquarium CO2 bubble counter, when the regulator is open, you will be able to calculate your CO2 injection rate by counting how many bubbles pass through the counter, made from premium material, durable for long time use.Features- Color:As Shown.- Material: Glass. - Size: About14.50X5.50X3.00cm/ 5.70X2.16X1.18inch. -Adopt integrated forming technology, mellow and smooth, safe to use. - The output of carbon dioxide can be intuitively observed, a nice helper. - High transparency, increase brightness for fish tank landscape. - Simple and lightweight design, will not no occupy more space. - Made from premium glass material, high temperature resistance.
