Bluelab - Conductivity Pen

Bluelab Conductivity Pen Meter
Measures Conductivity and Temperature
The go-to for handheld conductivity pens. The Bluelab Conductivity Pen measures conductivity and temperature and simply tells you the amount of nutrients in your solution. Conductivity is automatically compensated with the integrated temperature sensor. Provides a compact, quick, and accurate way to measure two key parameters for crop health. The robust, convenient, and accurate measurement system is fully waterproof, has a backlit LCD display, selectable units for conductivity and temperature and is calibration optional. There is a hold reading function, low battery indicator, auto-off function, and automatic temperature compensation. Includes one AAA replaceable battery.