Products
The Bluelab Conductivity Pen is a robust and reliable solution for measuring nutrient concentration and temperature in solution. With the Bluelab...Conductivity Pen, you’ll ensure that your plants are getting the nutrients they need for superior plant health. The Conductivity Pen is factory calibrated and ready to use out of the box. Simply submerge the probe in your nutrient reservoir and take the measurement shown by the LED display.
