Digital Redox Meter -1999mV~1999mV Millivolts Pool Aquarium ORP Tester


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This handy ORP tester measure the amount of Oxidation Reduction Potential (mV) from -1999~1999mV. It has clear LCD with backlight function for convenient opearation even in dark areas.

This device is commonly used in measurement of Water Disinfection, the stronger the ORP, the faster the microbe is killed. Oxidation Reduction Potential (ORP) was found to be a reliable indicator of bacteriological water quality.


It has protective cap that helps reduce contamination

Clear LCD with backlight function

Provides instant display of measured value

Compact pensize and light weight for mobility

With CE RoHS Marking, passed & comply with all the necessary health and safety required standards set by the European Directives


Range: -1999~1999mV

Resolution: 1mV

Accuracy: ±5mV

LCD Display : 4 Digits

Battery: 4 x 1.5V (AG-13)

Operating Temperature: 0~50°C

Calibration : manual by mini screwdriver (included)

Item Color: Red

Dimension: 151 x 33 x 20mm

Weight: 53g

Set Includes:

1 x Digital Pentype ORP Meter

4 x 1.5V (AG-13) Battery (Installed)

1 x Mini screwdriver / trimmer

1 x Plastic Case

English Instruction Manual

  • Range: -1999~1999mV
  • Resolution: 1mV
  • Accuracy: ±5mV
  • Operating Temperature: 0~50°C
  • Calibration : manual by mini screwdriver (included)