digital salinity refractometer online manufacture

WiFi Online Salinity Meter 5-in-1 (GS&TEMP&PH Meter) with APP Remote Control Product Overview Professional 5-in-1 water quality tester measuring PH, TDS, SG, Salinity, and Temperature with WiFi/Bluetooth ... Read More

WiFi Tuya Smart Online Monitor High Accuracy EC SALT GS Temp PH Meter 5 in 1 Water Quality Tester Key Features pH Meter with Bluetooth: Professional measurement of PH/EC/SG/Salinity/TEMP(/) via mobile app, ... Read More

Tuya Online Salinity Meter with Data Logger Function Professional multi-parameter tester for mariculture and aquarium applications with 0~199.9ppt salinity measurement range. Product Specifications Item Value ... Read More

Smart Tuya WiFi 8-in-1 Salinity & pH Meter with Data Logger Product Overview Professional-grade multi-parameter meter for landscaping and hydroponic applications, featuring WiFi connectivity and data logging ... Read More

Tuya App Online Digital PH Meter 8 in 1 Professional water quality tester measuring pH/ORP/EC/TDS/SALT/S.G/CF/temperature with WiFi connectivity via Tuya App. Product Specifications Item Value Warranty 1 year ... Read More