BLUELAB PH TEST PEN

High quality Bluelab pH test pen. 

A hand held digital pH meter for use in hydroponics or testing water.

Takes 1 x AAA battery (included with purchase)
Includes KCI storage solution to ensure longevity and accuracy, buffer 4 and buffer 7 for calibration before first use.
Made by Bluelab (N.Z), which insures top quality. 
Reads 0.0 to 14.0 pH range
 
Highly accurate.
Features:
Measures pH and temperature
Selectable units for temperature
Backlit LCD display
Double junction probe (not replaceable)
Hold reading funtion
Low battery indicator
Fully water proof
Auto off function
Automatic temperature compensation (ATC)

Displays the pH reading in figures, so there is no need to compare to a colour chart.

One year guarantee.

for help with calibrating
click here

Must be hydrated when you receive it before first calibration. Instructions and solutions provided.