Pool sensors and probes

5-in-1 Digital Salinity and pH Tester – Measures salinity, pH, TDS, EC, temperature – For saltwater pools and spas

Water quality tester 0 to 4999 ppm, automatic temperature-compensated test pen for field operation

Water quality tester 0 to 4999 ppm, automatic temperature-compensated test pen for field operation

Swimming pool water quality testing kit (1 set), made of ABS material, accurate measurement Suitable for spa pools and swimming pools

GROOFOO Salinity Meter Digital PenType Salinity Tester for Seawater Salt Water Swimming Pool

3 in 1 Water and Soil Quality Tester Kit Blue/Green

PH Meter, PH Meter Tester 5-in-1 PH/TDS/EC/ORP/Temp Meter, Water Quality Monitoring Tester for Swimming Pools, Hydroponics, Drinking Water, Aquariums

Digital pH Meter Tester, 0.01 Resolution 0-14 pH, 4 in 1 TDS EC Temperature Meter Water Quality Tester with Backlit LCD, Auto Calibration, Test for Drinking Water Pool Aquarium Laboratory

Automatic Chlortester, pH-Meter, digital Wasseranalysator, specially designed for Schwimmbäder, Spas and Aquarien.

Soins des plantes Lot de 3 arrosoirs en acier inoxydable avec bec verseur précis, capacité 2 L, design ergonomique et antidérapant

PH Meter, PH/TDS/EC/Temperature Conductivity Meter, High Accuracy Automatic Calibration, Digital for Pool Drinking Water Aquariums

Swimming pool water quality tester – Residual pH and chlorine – 0.01 resolution – 0.05 accuracy – Automatic temperature compensation

LCD Digital pH Tester - Water Quality Tester, Automatic Calibration, Suitable for Swimming Pools and Aquariums

Portable water quality meter/electrolyzer/water contamination monitor/testing device/electrolyzer

Testeur de qualité de l'eau PH Set de température pour la Culture hydroponique, Les Aquariums, l'eau Potable, Le système RO, l'étang et la Piscine

Chlorine and pH tester CL2 with probe, water quality analyzer for swimming pools, refill accessory for spa tester, pool pH tester, electronic pool pH and chlorine tester

PC101 PH & CL2 Test 2 in 1 Electronic Digital SPA Tester Water Quality Detector Residual Chlorine Analysis Monitor - LIAIKI

Portable Electrolysis Water Quality Analyzer – Impurity Detection by Electrolysis – High Quality

LCD-TDS-3-Messgerät für Trinkwasserqualität, digitales Testgerät, Temperatur-PPM-Teststift-Analysator zur Messung von Trinkwasser, Hydrokultur, Aquarien, Schwimmbädern und Spas

C-100 5 in 1 salinite TDS EC tester water of mer multifunction tester of quality of water with retro-lighting

TDS water quality tester, drinking water tester, portable drinking water tester, 1 unit, dark blue.

in 1 Electronic PH Meter with TDS EC Salinity Temperature, High Accuracy IP67 Waterproof Multi-parameter pH Tester, Pool Water Salinity pH Tester with Automatic Temp Compensation

pH Meter Tester, 3-in-1 Electronic Pool pH Tester, TDS Meter, Temperature Tester, Water Quality Tester with LCD Screen and Accurate Readings, for Swimming Pools and Aquariums

in 1 Water Quality Tester Digital Meter Water Quality Analyzer Detector PH/TDS/EC/Temperature/Salinity Test IP67 Water Resistance Backlit Display

This liquid analyzer is suitable for saltwater swimming pools and spas, providing clear and accurate salt concentration measurements.

Electronic pH/TDS/EC/temperature tester for swimming pools, aquariums, and drinking water – Accurate, waterproof, and calibratable

Electronic pH Meter, 5-in-1 Pool Water Tester with Backlight, pH/TDS/EC/Salinity/Temperature with ATC, High Precision pH Meter with 0.01 Resolution, for Drinking Water, Aquarium

8-in-1 electronic pH tester for swimming pools, spas, aquariums, drinking water and hydroponics: measure pH, TDS, salt, density, ORP, electrical conductivity, temperature and hydrogen.

Electronic pool water quality tester for pH and chlorine levels, 13 cm cable

5-in-1 Digital Water Tester – Measures pH, TDS, EC, Salinity, Temperature – IP67 Waterproof for Swimming Pools, Aquariums, Hydroponics – 5 IN WATER

Lntyq Tester digital of quality of the water - PH and chlorine CL2 - Analyse digital of the quality of the water - For pool, spa, jacuzzi, etc

5-in-1 Electronic pH Meter – Measures pH, TDS, EC, salinity, temperature – LCD backlight – 0.01 accuracy for aquariums and spas

Inbagno – Testeur électronique de qualité d'eau pour piscine – Mesure pH et chlore – Câble 130 mm – Compatible avec piscines et SPA familiaux

Tester of Chlorine and of ph CL2,Tester Digital LCD Multifunction,Tester of Level of Chlorine with Probe,For The Pool and The Spa

Electronic PH Tester, 10 in 1 Swimming Pool Water Tester with Backlight, PH/TDS/SG/EC/ORP/H2/Salinity/Temperature/Nutrient Solution Fertility/㏁Resistance with ATC, High Resolution PH Meter, Accuracy 0

Digital PH Meter, ATC Water Quality Tester with 0-14 PH Measuring Range, Home Use PH Tester

Electronic pH Tester, 5-in-1 Pool Water Tester with Backlight, pH/TDS/EC/Salinity/Temperature with ATC, High Precision pH Meter with 0.01 Resolution, for Drinking Water, Aquarium, Spas

Leather case TDS water quality test pen, water quality tester, TDS-3 water quality test pen

Tester Of Quality Of the water For Pool - Measurement Of the Chlorine, Tds And Ph - Precise And Reliable -

5 in 1 electronic PH meter tester, PH meter with retro-illuminated LCD panel, water quality tester to test pH/TDS/EC/temperature/salinity, for drinking water/acuario/swimming pool

in 1 Electronic PH Meter with TDS EC Salinity Temperature, High Accuracy IP67 Waterproof Multi-parameter pH Tester, Pool Water Salinity pH Tester with Automatic Temp Compensation

Tester PH Meter, Tester PH Pool Electronic 3-in-1, TDS Meter Temperature, Tester of quality of water with Screen LCD and Precision of Reading, for Pool, Aquarium

2-in-1 pH and chlorine tester for pools and spas: Precise digital water quality monitor, portable and waterproof.

Electronic pH Meter Tester, 5-in-1 Pool Water Tester with Backlight, pH/TDS/EC/Salinity/Temperature Meter with ATC, High Precision pH Meter with 0.01 Resolution, for Drinking Water, Aquarium, Spas

5-in-1 Electronic pH Meter Tester, Measures pH, TDS, EC, Salinity, and Temperature, Water Quality Tester, LCD Screen and Accurate Readings, for Drinking Water, Aquariums, Swimming Pools, etc. - LIAIKI

pH & Cl2 Test 2 in 1 Electronic Digital SPA Water Quality Tester, Residual Chlorine Analysis Detector Monitor - LIAIKI

5-in-1 Electronic pH Meter – Measures pH, TDS, EC, salinity, temperature – LCD backlight – 0.01 accuracy for aquariums and spas

LCD Digital Water Meter for Measuring Total Dryness (TDS) with Automatic Temperature Compensation and Backlit Display

PH Tester, 2 in 1 Portable Chlorine and pH Meter CL2, Water Quality Analysis, Measurement and Monitoring for Pool, Spa and Spring Water MUMU

Tester of sel of pool 5 in 1 – Measurement salinite, ph, temperature, EC and TDS – Precision professional for water dirty and drinking

Tester multiparameters professional 5 in 1, PH/EC/TDS/salinite/thermometer, tester digital multifunction of quality of water

Tester of quality water pool pH and content in Chlore electronic cable 13 cm