Blue Lab pH Pen trolmaster you can enhance growth while

you can enhance growth while  promoting flowering

agitate well until dissolved

Bluelab Chamois (conductivity probe cleaning instrument)

Maximizes plant’s aroma and flavor profile naturally and organically

High initial and maintained lumens

Blue Lab pH Pen trolmaster you can enhance growth whileThe Bluelab pH Pen provides a compact, quick and handy way to manage the success of your crops to ensure maximum uptake of nutrients. Teamed with our Bluelab EC Pen or Bluelab ppm Pen, you have a handy, convenient and accurate system for ensuring optimum plant growth and health. Features: Measures pH and temperature, Selectable units for C & F, Backlit LCD display, Double junction probe (not replaceable), Successful calibration indicator, Hold