Bluelab Grower's Toolbox

  Bluelab Grower's Toolbox Product Features / Benefits Your toolbox contains: Bluelab pH Pen, Bluelab Conductivity Pen, Bluelab Grow Book, Bluelab Probe Care Kit – pH and Conductivity  Measure pH, conductivity and temperature in solutions  Care, clean and calibrate your products with the Bluelab Probe Care Kit  Bluelab pH Pen is easy and fast to calibrate for ongoing accuracy  Fully waterproof pens, not just water-resistant  Selectable measurement units so you can customise with your preferences  Bluelab Conductivity Pen has a flat electrode for easier cleaning  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 battery included with each pen, getting you started immediately  One-year peace-of-mind warranty  Product Warranty Period Details One-year guarantee for the Bluelab pH Pen and Bluelab Conductivity Pen (proof of purcha