Tuya Smart WiFi Online Monitoring High Precision Salinity Meter 5-in-1 (SALT/TDS/G.S/Temp/PH Water Tester) Key Features Bluetooth Connectivity: Mobile app integration for professional measurement of PH, TDS, SG... Подробнее
Product Overview The YY-1090A 5-in-1 Water Quality Tester is a professional-grade instrument designed to measure pH, EC, TDS, salinity, and temperature in a single portable device. Built with an IP67 waterproof ... Подробнее
Yieryi ORP-2069 LCD Digital Type Red Pen PH Tester Water Quantity Pool Tester ORP Meter roduct Description: This handy ORP tester measure the amount of Oxidation Reduction Potential (mV) from - 1999~1999mV. It ... Подробнее
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(℃... Подробнее
Digital Salinity Tester Meter for Salt Water Pool, Fish Pond & Aquarium The Digital Salt Meter CT-3081 is a waterproof pocket pen-type salinity tester designed to accurately measure water quality in saltwater ... Подробнее
Professional 10-in-1 Water Quality Test Pen This professional 10‑in‑1 water quality test pen measures ten key water‑quality indicators: PH, TDS, EC, salinity, ORP, H2, specific gravity, temperature, nutrient ... Подробнее