Bluelab OnePen - With replaceable pH, Conductivity (EC) & Temperature Probe IRRIGATION max-width: 100%

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you can't beat the submersible line

Combine the Bluelab Multimedia pH Meter and Bluelab LeapTM pH Probe to take fast accurate measurements in nutrient solution

By using Big Bud

Growers stand it on the floor or mount it on a wall to break up canopy hotspots and even out temperature

Bluelab OnePen - With replaceable pH, Conductivity (EC) & Temperature Probe IRRIGATION max-width: 100%Bluelab OnePen With replaceable pH, Conductivity (EC) & Temperature Probe The Bluelab OnePen is the ultimate tool for growers seeking precision and convenience in monitoring essential parameters for plant health. This innovative 3 in 1 device measures pH, Conductivity (EC PPM), and temperature, ensuring optimal plant nutrient uptake. With its ergonomic design and high contrast backlit display, the OnePen is user friendly, allowing simultaneous