Bluelab Electrical Conductivity (EC) Pen Hydroponic Kits minimizing salt build-up

minimizing salt build-up

which also supports controlling a range of fungal diseases

Natural and safe - 100% organic

Indoor and outdoor growers focused on organic-leaning cultivation

Bluelab Electrical Conductivity (EC) Pen Hydroponic Kits minimizing salt build-upThe Bluelab EC CF Pen is a robust, handheld tool designed for growers who need accurate nutrient strength and temperature readings in hydroponic, soil, or coco systems. Featuring automatic temperature compensation and a backlit LCD display, this pen ensures precise measurements in any environment. Fully waterproof and built for durability, the Bluelab EC Pen is an essential instrument for maintaining optimal plant health and nutrient balance. Made in