Pool sensors and probes

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

Intelligent 5-in-1 water quality meter: EC, TDS, salinity, SG, temperature, Bluetooth, precise and fast analysis--DTEKGAZ

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 5-in-1 pH meter – Measures pH, TDS, EC, salinity and temperature – LCD display with precise readings – Suitable for drinking water, aquariums, swimming pools, etc. – Color B

Water quality meter (pH value/electrical conductivity/total solids content/salinity/density/temperature) with white illumination – precise and reliable for easy monitoring – battery not included--BIEM

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

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

Pool Salt Tester and PH Meter, Digital Salinity Meter and PH Tester for Swimming Pool Saltwater and Drinking Water, 5 in 1 Salinity PH Temp EC and TDS Meter Pool Spas, High Accuracy

7-in-1 Multifunctional Water Quality Analyzer: pH/SG/ORP/TEMP/EC salinity and TDS tester with built-in button cell battery--DTEKGAZ

7-in-1 Multifunctional Water Quality Analyzer: pH/SG/ORP/TEMP/EC salinity and TDS tester with built-in button cell battery

7 in 1 Water Quality Tester Digital PH EC TDS Hydrogen ORP Salinity Temp Meter with Backlit Display Multi Purpose

BLE-9902 Bluetooth Digital Water Quality Tester: pH, EC, Temperature - 3-in-1 Water Quality Test Pen for Water Analysis

Set of 6 lightweight red G-clamps with a 10 cm jaw opening, suitable for carpentry, welding and car repairs.

Borosilicate Glass Electric Kettle with Blue LED Lighting, Clear Crystal, 2200W, 1.7L, Limescale Filter, Auto-Shut-Off, 360° Base, BPA-Free, White

4-in-1 Bluetooth pH Tester with TDS, EC, Temperature & Automatic Calibration, Ideal for Swimming Pools, Aquariums, and Drinking Water

Pool Salinity Tester, 5-in-1 Digital Seawater Salinity Tester, IP67 Waterproof Test Kit YMYNY

Automatic residual chlorine and pH tester for swimming pools, whirlpools and aquariums – Professional, precise digital water quality analyzer--BIEMMEDUE

7 in 1 Water Quality Tester PH EC TDS SG Salt ORP Temperature IP66 Rating Digital Water Quality Meter for Pool Aquarium Pond

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

ORP Meter, ORP Tester, Robust and Durable Backlit for Spas, Laboratories and Swimming Pools

Intelligent 5-in-1 water quality meter: EC, TDS, salinity, SG, temperature, Bluetooth, precise and fast analysis--BIEMMEDUE

3 in 1 TDS PH Temperature Meter High Accuracy Backlit Display PH Meter Water Quality Tester for Pool

Swimming pool salt tester and PH meter, digital salinity meter and PH tester for swimming pool salt water and drinking water, 5-in-1 salinity PH temp EC and TDS meter for swimming pool spas, high

BLE‑9902 Digital Water Quality Tester Bluetooth PH EC Temperature 3 in 1 Water Quality Test Pen for Water Analysis

3-in-1 tester for redox potential, residual chlorine and temperature for aquariums, ponds and swimming pools – Complete test set--BIEMMEDUE

Digital water quality meter – Measures pH, TDS, EC and temperature, portable pen for drinking water, swimming pool water, aquarium and hydroponics--BIEMMEDUE

3-in-1 water quality tester: pH value, EC value, temperature, multifunctional, powder and battery not included--BIEMMEDUE

[NEVER USED] Saltwater Salinity Tester, Swimming Pool Salt Tester, Multifunctional Water Quality Tester with Backlight for Seawater, Aquariums C-100 5-in-1 Saltwater Swimming Pool Test Kit

Electronic precision seawater tester – Measures salinity, pH, TDS, EC, ORP with backlit display and waterproof function – Batteries included--BIEMMEDUE

Multifunctional water quality meter with backlight – pH, TDS, EC, salinity, temperature – No batteries or powder test kits required--DTEKGAZ

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

Portable water quality analyzer, electronic water quality tester for swimming pools, measuring pH and chlorine levels

5-in-1 High Precision Salt Water Salinity Tester, IP67 Waterproof Test Kit YMYNY

Electronic pH Tester, 5-in-1 Pool Water Quality Tester with Backlight, PH/TDS/EC/Salinity/Temperature with ATC, 0.01 Resolution for Drinking Water, Aquarium, Spa YMYNY

Portable 4-in-1 water quality meter (pH/EC/salinity/temperature) with backlit display for aquariums ---DTEKGAZ

3-in-1 water quality meter for precise measurement of pH, EC and temperature for aquariums, pools and gardens--DTEKGAZ

Portable water quality meter for swimming pools – Measures chlorine and pH levels – Accurate and reliable – Battery not included--DTEKGAZ

4-in-1 Bluetooth Water Quality Tester: pH value, electrical conductivity, total solids content, temperature – No battery or test kit required--DTEKGAZ

7-in-1 water quality tester for aquariums and seawater: pH value, electrical conductivity, total solids, specific gravity, salinity, redox potential--DTEKGAZ

Portable 3-in-1 water quality meter with pH and ORP thermometer for aquaculture and drinking water--DTEKGAZ

TDS tester 98306 for water quality analysis in aquaculture and horticulture – CE, FCC and RoHS certified – battery not included--DTEKGAZ

3-in-1 water quality tester with Bluetooth function, TDS and pH temperature measurement, backlit display, precise pH and solubility measurement--DTEKGAZ

7-in-1 Water Quality Tester pH/EC/TDS/H2 ORP/Salinity for Aquariums and Marine Farming--DTEKGAZ

5-in-1 Bluetooth 5.2 Water Test Meter: pH, TDS, EC, Salt, Temp, App Control, Smart Test Pen for Swimming Pools and Aquariums

Electronic PH Tester, 10 in 1 Swimming Pool Water Tester with Backlight, PH/TDS/SG/EC/ORP/H2/Salinity/Temperature/Fertility of nutrient solution/㏁ Resistivity with ATC, 0.01 Resolution High Accuracy P

7-in-1 Multifunctional Water Quality Analyzer: pH/SG/ORP/TEMP/EC salinity and TDS tester with built-in button cell battery--BIEMMEDUE

[NEVER USED] Chlorine and pH tester CL2 with probe, water quality analyzer for swimming pool, replacement accessory for spa tester ph swimming pool tester key ph and ch tester electronic swimming pool

Portable water quality meter for swimming pools – Measures chlorine and pH levels – Accurate and reliable – Battery not included

4-in-1 Water Quality Tester: pH, TDS, EC, Temperature with Backlight, Battery-Free

3-in-1 water quality meter for precise measurement of pH, EC and temperature for aquariums, pools and gardens