Fish Tank Crystal Glass CO2 Bubble Counter Spiral/Straight Bubble Counter Aquarium Water Plants Fish CO2 Diffuser Accessories

Battery Included : No High-concerned chemical : None Is Smart Device : No Origin : Mainland China Power (W) : / Type : Aquarium CO2 Bubble Counter Material : glass Feature 1 : CO2 Diffuser Feature 2 : CO2 Spirals Bubble Counter Feature 3 : CO2 Regulator