View Full Version : Bluelab Guardian Monitor For sale! Brand New

10-23-2012, 05:37 PM
For sale $275 Chattanooga, TN 37406
New and never used Bluelab guardian monitor.
Still in box only opened to check the contents.

01-29-2013, 12:12 AM
Bluelab Guardian monitor is easy to read. In this setting retained when power lost. You can simply push pH button, there will be no calibration required for conductivity and temperature.