Aquarium CO2 Regulator with Solenoid and Bubble Counter

Precisely control your planted tank's CO2 levels with this regulator, solenoid, and bubble counter combo. It ensures optimal plant growth while preventing dangerous gas over-pressurization. Delivers precise flow control, adjustable down to one bubble every few seconds Built-in solenoid valve automatically shuts off CO2 on a set schedule to save gas and protect fish Integrated bubble counter allows you to visually monitor and fine-tune your CO2 output Durable stainless steel construction with a p