19 %
Save $110.00

Bluelab Guardian Monitor


In stock (can be backordered)

SKU: 67164 Categories: , Tag:


Bluelab Guardian Monitor

In just one glance, the Bluelab Guardian Monitor measures all three critical parameters, for healthy plant growth; pH, conductivity and temperature.


Plant Safe green LED display
Selectable values, for conductivity and temperature
Simple push button pH calibration
No calibration required for conductivity and temperature
Silent alarm, for both high and low settings
Automatic temperature compensation

Easy to use, just plug it in and place the probes in your nutrient reservoir.

Grower’s Tip:

With this quality instrument you have the ability to set high and low alarms. A flashing display lets you know if one parameter moves away from the ideal, so you can have peace of mind and ultimately more time in your day!


2-Year Manufacturer’s warranty

Additional information

Weight 0.91 kg
Dimensions 9.40 × 13.46 × 22.35 cm