Starter Pen Meter, ORP, ST20R

After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in a line of pen meters that provide accurate measurement of pH, oxidation-reduction potential ORP, conductivity, salinity, and total dissolved solids TDS. Starter pen meters are the economical option when you are simply looking for meters that will provide accurate measurement without restriction.ORP pen meter, measurement range -1000mV to 1000mV, temperature displayMeasurement Range -1000 1000 mV; 0.0 99.0 CMeasurement Resolution 1 mVCalibration NA Accuracy mV 2 mVTemperature compensation AutomaticDisplay LCDWorking Environment 10C 40C, 85% RH, non-condensingWorking Environment 50F 104F, 85%RH, non-condensingNet Weight 110 g 3.88 ozATC YesMeter Type ORPProduct will be used On a Table; Work in Industrial; Classroom; In Wet; OutdoorTemperature Display YesTemperature Range 0 C ; 99 CDimensions Length 38 mm 1.5 inDimensions Width 45 mm 1.77 inDimensions Height 185 mm 7.28 inBattery Life 200 Hours with Disposable BatteriesAccuracy 2 mV / 0.5 CAccuracy Temperature 0.5 CAutomatic Shutdown Yes, After 6 minutes of non-useMeasurement Range Temperature 0 C ; 99 CMeasurement Range -1,000 mV ; 1,000 mVNumber of Buttons 2Power 4 AG13 Batteries IncludedProtection Rating IP67Temperature Sensor 50 K NTCWrist Strap YesKey Features Battery; Small, PortableMain Purpose Water AnalysisCountry of origin CNCustoms tariff number 9027894530Shipping Weight: 2 lbsResearch or further manufacturing use only, not for food or drug use.