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3 in 1 pH ORP temperature meter tester

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Part No.: PHME-ORP-3569
PH：0.00-14.00 pH,ORP:-1999-1999mV,Temp:0-50℃
Resolution:PH:0.01pH, ORP:1mV, Temp:0.1℃

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LCD Mini ORP meter monitoring water quality meter

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Part No.: PHME-169F
Style: EU 220V, US 110V(Optional)
Range: -1999~1999mV
Resolution: 1mV