YINMIK EC Salt TDS Meter 4 in 1 Salinity Conductivity TDS Temperature Meter for Hydroponics, Waterproof PPM Water Tester with Backlit for Salt Water

Easy to Read: The large screen display with green Backlight helps to read the EC meter reading at odd angles and in low light. Press the {HOLD/TEMP}

YINMIK pH EC Meter for Water Hydroponics, PPM Meter for Nutrients, Measure pH PPM Conductivity Temperature of Hydroponic Garden Water and Nutrient Solution, EC pH TDS Meter for Water, Aquarium, Pool:

YINMIK pH Salt Meter 5 in 1 pH TDS EC Salinity Tester for Pool Spa Aquarium Hydroponic Saltwater Digital pH and PPM Tester for Household Drinking Water Hot Tub Home Brewing

China 4 in 1 Digital Portable Pen Type Water PH Ec Tds Temperature Meter For Aquarium Suppliers, Manufacturers, Factory - YINMIK

China Digital TDS EC Meter Suppliers, Manufacturers, Factory - YINMIK

YINMIK Digital pH Meter TDS Meter Combo Accurate Measurement for pH TDS EC Temp with ATC, 2nd Generation Water Quality Tester with Horizontal Display for Hydroponic Swimming Pool Aquarium: : Industrial

YINMIK EC Salt TDS Meter 4 in 1 Salinity Conductivity TDS Temperature Meter for Hydroponics, Waterproof PPM Water Tester with Backlit for Salt Water Pool, Nutrients, Aquarium, Aquaponics: : Industrial & Scientific

China 4 in 1 Digital Portable Pen Type Water PH Ec Tds Temperature Meter For Aquarium Suppliers, Manufacturers, Factory - YINMIK

China Digital TDS EC Meter Suppliers, Manufacturers, Factory - YINMIK

China Digital Salinity Meter Suppliers, Manufacturers, Factory - YINMIK

YINMIK pH Salt Meter 5 in 1 pH TDS EC Salinity Tester for Pool Spa Aquarium Hydroponic Saltwater Digital pH and PPM Tester for Household Drinking Water Hot Tub Home Brewing

Portable EC/TDS/Salinity Meters

YINMIK EC TDS Meter 4 in 1 Conductivity TDS Salinity Temperature Meter for Hydroponics, Waterproof PPM Water Tester with Backlit for Nutrients, Indoor Plants, DWC Growing System, Aquaponics, Pool : : Industrial

China 7 in 1 Digital Portable Pen Type Water Salinity PH Orp S.G Ec Tds Temperature Meter For Seawater Aquariums Suppliers, Manufacturers, Factory - YINMIK