Bluelab Ec Pen hi par 600w dynamic which is critical for young

which is critical for young plants to establish vigorously

Experience unrivaled results in root strength

Can this tub be used for hydroponics

✅ Suitable for hydroponics

and damage without diminishing light output

Bluelab Ec Pen hi par 600w dynamic which is critical for youngFully 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, getting you started immediately