YIERYI 7-in-1 Pool Salt & pH Tester for Spas & Tubs

$5 OFF! ENDS SOON!Enter this Code at Checkout: WY4Z9MAB0ZRN 7-in-1 pH Meter: The pH meter is designed with a 7-in-1 function, which can measure pH (acidity and alkalinity), EC (conductivity), TDS (total dissolved solids), Salinity (salt content), S.G, ORP (Oxidation-reduction potential) and temperature. Simply press the {MODE/CAL} key to switch the value of pH, EC (uS/cm), TDS (ppm), Salinity (ppm/%), S.G, ORP (mV).Easy to Use: Simply immerse the pH meter electrode in the solution to be tested, pH values are quickly displayed on a large LCD display. Simply press the {HOLD/TEMP} button to lock the measured value and then take it out for viewing. Also, long press the {HOLD/TEMP} button to switch temperature units.3 Salinity Test Application Ranges: Salinity Test (0-9999ppm), Seawater Test (10-200ppt), (1ppt=1000ppm, when the ppm number exceeds 9999ppm, the pH meter will automatically switch to the ppt unit display). Food test (0.01-25%). When testing food, select the appropriate measur