Happy Harvest calibration fluid pH 4.0 Extractor Fan If something goes wrong in

If something goes wrong in your nutrient reservoir

Minimum pot size 2 litre/0

It needs 3 x AAA batteries (not included)

Works as supplemental lamp or used throughout the full growth period

For larger net pots and Dutch buckets

Happy Harvest calibration fluid pH 4.0 Extractor Fan If something goes wrong inHappy Harvest Calibration Fluid pH 4. 0, the precision solution to keep your pH meter finely tuned for optimal performance in the cultivation of your prized plants. The calibration fluid is designed to ensure accuracy and reliability in every reading, allowing you to maintain the ideal pH levels critical for robust plant growth. Instructions for Use: Pour a small amount of calibration fluid into a clean container. Submerge the pH meter's probe into