Guardian Monitor

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

Features:
• ‘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
• 2-Year Manufacturer’s Warranty

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

Instruction Manual (PDF)
Do’s and Don’ts (PDF)

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!