Its advantage is high accuracy and large clear display. Large and easily readable numbers will especially help people with impaired vision.
Features:
1 point calibration
Measuring oxidation-reduction potential (ORP) of water
Manual calibration with a screwdriver (included)
Calibrates with 256mV Buffer Solution (not included in the set)
Carry-everywhere design
Comes with Calibration Powder
SPECIFICATIONS
Measuring range: -1999~1999mV
Resolution: 1mV
Accuracy: ±5mV
Automatic Temperature Compensation (ATC): 0~50°C
Calibration: 1point
Power Supply: 4 x 1.5V AG13 button battery
Battery life span: over 1000 hours
Size: 155 x 31 x 16mm
Weight: 60g
Package Size: 7cm x 18cm x 3cm (2.76in x 7.09in x 1.18in)
Note
Never dip the tester above immersion level.Never dip the tester over LCD screen Display
Battery installation:
If the display is blurry or display, you should change the batteries. When replacing the battery, unscrew the cover, can be replaced, pay attention to the battery polarity
Set Includes:
1 x ORP Meter
1x Calibration Powder
1 x Mini Screwdriver
4 x AG13 button battery
English User Manual
Sturdy Carrying Case