Bluelab PH Pen accurately measures the pH and temperature level in increments of 0.1pH in any hydroponic nutrient solution.
It is crucial to ensure perfect pH level in your nutrient solution, not too acidic or too alkaline for maximum plant growth. The perfect temperature is as equally important, not too hot or too cold which can affect the overall growth rate and structure.
- Two-point calibration process for accuracy
- One-year warranty
- Automatic temperature compensation
- Auto-off function to extend battery life
- 1 AAA battery included