Digital pH ORP Redox 2 in 1 Controller Monitor w Output Power Relay Control, Electrode
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Brand Name:DANOPLUSDisplay Type:DigitalWith Backlight Or Not:YesModel Number:PH-803Type:Dual Aquarium Controller for pH & ORPDisplay:double 4 LED, DUAL display readingMeasuring range (pH):0.00 ~ 14.00pHMeasuring range (ORP):-1999 ~ 1999mV

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