Bluelab OnePenA pH, conductivity and temperature measurement tool for nutrient solutions all three parameters in one click. The Bluelab OnePen is a 3 in 1 pen that measures pH, conductivity (EC), and temperature at the same time, helping you optimise nutrient uptake without juggling separate tools. Connect it to the Edenic app via Bluetooth for real time data, remote viewing, and software updates. IP68 rated fully dust tight and waterproof. Features Measures pH,

Improve EC/PPM accuracy with regular cleaning

The piston draws suction

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Moisture NA

A robust and versatile handheld solution

Bluelab pH Probe 5M

and Bluelab Pro Controller

L3 can only be chained to other L3s

This replaceable probe is compatible only with the Bluelab Guardian Monitor Connect Inline

Measures conductivity in EC

care and calibration – in one box

The MX 500 P150 operates from 10 l/h up to 5