PH and Thermometers

Prince Castle 537-400S Temperature Probe

Compact pH and temperature Bluelab pH Pen

DiST 5 EC/TDS/Temperature Tester (0 to 3999 µS/cm, 0 to 2000 ppm) HI98311

GroLine Waterproof Hydroponic pH Tester HI98118

UV-A ultraviolet irradiance meter single and double channel UV-B ultraviolet intensity detector UV illuminance meter

Tuya Smart PH ORP TDS EC SALT S. G TEMP CF Monitor Meter Online Aquarium Water Quality Tester Data Logger Controller ,Multifunctional

Skin Ph Acdimeter 0.00-14.00 ATC PH Meter For Skin Fruit Meat Lab Swimming Pool ,Multifunctional

Tuya WiFi 7 In1 Water Quality Tester Multi-Parameter Water Analyzer PH/ORP/EC/PPM//Humidity/TEMP Monitor Meter US Plug

/orp/temp New Professional 8 In 1 Multi-parameter Water Testing Meter Digital LCD Multi-function Water Quality Monitor /EC/TDS/SALT/S.G/CF/ORP/Temperature Multiparameter Water

Food PH Meter 0.00~14.00pH Temp pH Tester High Accuracy Sensor Acidity Analyzer for Meat Canning Cheese Dough Water ,Multifunctional

SM1 Single Triple TDS Meter Online Water Quality Tester Digital Salinity Dissolved Oxygen Monitor ,Easy to Use

PH-301 Digital PH Controller PH Meter Water Purity Tester Acidity Detector for Aquarium Pool ,Easy to Use