Bluelab® Conductivity Pen organic With an NPK ratio of

With an NPK ratio of 1-5-4

CDFA Registered Organic Input Material

Norwegian kelp and essential micronutrients

have bigger vegetables and citrus

High par value

Bluelab® Conductivity Pen organic With an NPK ratio ofA 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,