tds water testing meter online manufacture

Manufacturer price waterproof ATC pH/H2 / ORP /Temperature 4 in1 Meter Feature: [4-in-1 water quality test] YIERYI PH meter is designed with 4-in-1 function, which can be measured PH, ORP, H2, and Temperature ... Read More

Yieryi High accuracy aquarium digital pH meter/ORP meter with Temperature Want to know whether the pH / Temperature / ORP of water you drink is up to the standard? If so, this pen-type 3-in-1 pH/ORP/TEMP meter ... Read More

3 IN 1 Smart Blue Tooth PH Meter PH/EC / TEMP Tester BLE-9902 Tester Powered by Mobile App Product Description [pH Meter with Blue Tooth] Powered by mobile App, professional measurement of PH/EC/Salinity/TEMP(/... Read More

Yieryi pH Meter with Backlit Display for Aquarium Pocket Acidimeter Water Analysis Device Feature: pH-961 pH meter precision pen is pocket PH test pen, with excellent field applicability; After all readings are ... Read More

Yieryi pH Meter with Backlit Display for Aquarium Pocket Acidimeter Water Analysis Device Specification: Range 0.00~14.00pH Resolution 0.01pH Accuracy 0.1pH Battery 2 3V(CR1632) Temperature Compensation 0C~50C ... Read More