Bluelab Conductivity (EC) Pen Type:EC Do not store in areas

Do not store in areas with average temperatures below 40 degrees Fahrenheit

If you are using a hydroponics reservoir system

Terpinator® does not contain these inputs

Seaweed extracts in Alg·A·Mic

Built for cannabis cultivation

Bluelab Conductivity (EC) Pen Type:EC Do not store in areasA robust handheld solution for measuring conductivity and temperature on the go Fully waterproof, not just water resistant Selectable measurement units so you can customise with your preferences Flat electrode for easier cleaning and maintenance Hold reading function to capture every measurement with ease Automatic temperature compensation for accurate readings anywhere Auto off function to extend battery life 1 x AAA alkaline battery included,