Bluelab Guardian Monitor pH + EC + TEMP

Description

Plant-safe green LEDs
Large easy to read displays
No calibration required for conductivity and temperature
Simple push button pH calibration
Selectable values for conductivity and temperature
Flashing high and low alarms
Greater tolerance to RF / electronic interference provided
Water resistant design
International power supply included
Replaceable double junction pH probe included
Adjustable display brightness
Non-volatile memory (setting retained when power lost)