New Brand ORP-100 LCD Digital Pen Type Water Quantity Pool Tester ORP Meter Drinking Water Analyser Redox Meter 20%

Measure range is -1200 ～ 1200mV.
Resolution is 1mV and accuracy is ±2mV.
LCD digital ORP tester, easy for daily read.
Pen type ORP tester, compact and portable carry.
Made of plastic material, with lightweight, tough and durable.
Fits for testing of drinking water, water regulation, reverse osmosis, cooling tower, wastewater, laboratory, agriculture, etc

Size: Approx. 187x37x37mm.
Measure range: -1200 ～ 1200mV.
Resolution: 1mV.
Accuracy: ±2mV.
Temperature Compensation: ATC
Working temp: 0℃ ~ 50℃, RH ≤ 95%.
Battery: 3×1.5V(AG13) (not included)

There might be a bit color distortions due to different computer resolutions.
There might be a slight error due to different hand measurement.
It will come without retail box and Calibration solution. thanks