Bluelab Combo Plus Meter - Probe Included Humidity Controllers Breaks down into carbon dioxide

Breaks down into carbon dioxide and water

Oxygen Absorbers for Long Term Storage

and all types of container gardening

Degree of Ingress Protection: IP20

which is worth saying because other brands use a salt solution instead

Bluelab Combo Plus Meter - Probe Included Humidity Controllers Breaks down into carbon dioxideBluelab Combo Plus Meter Probe Included Optimize your gardening journey with the Bluelab Combo Plus Meter, your go to device for monitoring the crucial parameters of pH, conductivity, and temperature, all housed in one portable, robust unit. This model comes with a Leap pH Probe, ready to deliver quicker measurements in any substrate, from nutrient reservoirs to run off and water supply, enabling a thorough understanding of your garden's health on the