tds digital water tester online manufacture

YIERYI TDS Meter tester Pocket Aquarium Pool TDS pen Water Monitor Measurement Tools The value of TDS represents the total content of water soluble substances, such as calcium and magnesium ions and some trace ... Read More

YIERYI PH-9851 LCD 2 in 1 PH / TDS Tester test pen lcd tester tds metr Water Quality tool Features: Use to measure the PH & TDS of solution. Easy calibration of pH and TDS with just a mini-screwdriver. Separate ... Read More

Yieryi digital Filter Measuring Water Quality Purity Tester TDS Meter Water tds tool Calibration 1. open the TDS 2. Press the "TEMP" button , then The screen will always be .then can adjust it , when the data ... Read More

YIERYI TDS Meter tester Pocket Aquarium Pool TDS pen Water Monitor Measurement Tools Features: Battery life is long. with 2 1.5V button batteries, more than 1 years. 6 minutes do not operate, automatic shutdown ... Read More

5-in-1 Digital Meter PH Salinity Temperature TDS EC Tester With Backlight For Water Quality Monitoring Product Attributes Attribute Value Shape Pen Type Power Supply 2 x 1.5V AAA Batteries Calibration 5 point ... Read More

Yieryi New Digital PH meter, TDS/EC Tester,ORP tester Salinity Meter Water Quality Monitor Tester for pools, spa C-600 is the latest multi-functional water quality tester developed in 2020, with 7 functions and ... Read More

Multi-Parameter Digital Water Analyzer pH/EC/TDS/CL/ORP/Temp Meter Smart 6-in-1 Water Quality Tester for Swimming Pools Product Overview The BLE-YC01 is a professional-grade Bluetooth 6-in-1 water quality ... Read More

6-in-1 Digital Water Quality Meter pH/EC/TDS/ORP/Salt/Temperature Drinking Water Tester Product Overview Unlock the full potential of your water quality management with this advanced 6-in-1 digital tester ... Read More

Product Features pH Meter with Bluetooth Powered by the YINMIK mobile App, professional measurement of pH, TDS (ppm), and Temp. suitable for household drinking water, hydroponics, lab, aquarium. Cloud Based ... Read More

YIERYI ditigal 2 in 1 PH / TDS Tester LCD test pen Water Quality Monitor Multi-parameter This is a mini-tester with a pH and TDS combo that helps you monitor and measure pH and total dissolved solids (TDS) ... Read More