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 TDS Meter Water Quality PH Tester for Aquarium Water alloy probe Stick Monitoring TDS-1 Water Quality Meter TDS1- Water Quality Meter is ideal for all basic water testing applications. Test the purity of ... 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

7 in 1 Temp ORP EC TDS Salinity S.G PH Meter Online Blue Tooth Water Quality Tester APP Control for Drinking Laboratory Aquarium Feature: pH Meter with Bluetooth Powered by the YINMIK mobile App, professional ... 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

YIERYI Portable LCD 0-9990ppm Digital TDS Meter (TDS-3L) Filter Water Quality Purity Tester WHAT IS TDS? Total Dissolved Solids(TDS) are the total weight of all solids (minerals, salts, or metals ) that are ... 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

Features: 6 in 1 Meter with Bluetooth Powered by the mobile App, professional measurement of pH, ORP, Chlorine, EC, TDS, and Temp. suitable for swimming pool water quality test. Cloud Based Data Management ... Read More

Yieryi LCD Digital TDS 3 Meter Filter Pen Temp PPM Tester 0-9999 PPM Set Filter Purity Fetures: Voltage:CR2032 Battery, DC3V Measure range:TDS 0 ~ 9990 ppm Temperature ( C&F ):0 ~ 99C, 32 ~ 212 F Accuracy:TDS: ... Read More