Mini Reactor Bubble Counter With Sucker For Co2 System Aquarium Aquarium Accessories

Installed in the CO2 aquarium tank observational place as the reference for adjusting CO2 sizeInject water to 2 3 parts of the device before using in order to observe the flow rate of gases Adopt acidproof material avoid erosion please use at ease Can be hung on the side of the water tank or fixed with a sucker Descriptions Size 3 5 x 3 x 6 5cm Material ABS Package Includes 1 x Bubble counter 1 x SuckerPicture Details