This rugged fixed electrode pH meter fits nicely in the hand and has upgraded electronics for fast and stable readings even when near electromagnetic fields. The 2 point (pH 4 and pH 7) calibration screws are located on the back and in the battery compartment. The meter has an auto OFF function and power saver circuitry for reliable readings time after time. It uses four 1.5 volt button type batteries. Retail Price: $59.95
Note: Calibration Buffer Solutions are available separately.
— Ships from Portland, Oregon USA.
For more information, please visit the manufacturer Control Wizard's website.