Bluelab PENCON Conductivity Pen Fully Waterproof Pocket Tester, CF, EC, PPM 500, PPM 700 Pool Cleaners It really rocks

It really rocks

WEATHER RESISTANT: The outdoor post lamp is made with robust material and a white finish to withstand all type of weather

The adjustable brightness feature allows you to customize the display intensity to match your environment and preferences

inline water filter

Bluelab PENCON Conductivity Pen Fully Waterproof Pocket Tester, CF, EC, PPM 500, PPM 700 Pool Cleaners It really rocksConductivity pen can monitor your nutrient level to maximize your grow and ensure plants get the balanced feed they need; calibration optional Auto temperature compensation makes this digital meter a handy tool with backlit LCD display and selectable units Complete your monitor and controller system with other testers and meters from Bluelab Other features: auto off function, low battery indicator, units for temperature; KIT INCLUDES: AAA battery Made