Pool sensors and probes

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

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

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

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

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

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

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

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

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

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

Intelligent Bluetooth ORP tester with backlit LCD screen for measuring digital oxidation-reduction potential (battery not included)--BIEMMEDUE

Water Quality Tester pH/TDS/Salt/SG/Temperature Online APP Monitoring WiFi Tester for Aquarium Hydroponics Swimming Pool Aquaculture Pools with Easy Calibration

The centre console cup holder and storage tray are compatible with the cup holder and storage tray in the BMW 3 Series E46 and are ready to use.

Professional 3-in-1 pH/EC/Temp Meter Water Detector Multi-parameter Digital LCD Tri-Meter Multi-Function Water Quality Monitor Multi-parameter Water Quality Tester

Cafopgrill Salinometer with LED LCD Dual Display, CT3081 Portable Digital Salinometer Temperature Humidity Tester Meter for Saltwater Swimming Pools

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

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

Water Quality Analyzer High Accuracy Pen Type PH Meter Digital 4 in 1 EC TDS Temperature Meter for Household Drinking Aquarium

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

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

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

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

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

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

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

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

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

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

Electronic pool tester – pH and chlorine, 13cm cable, high accuracy, waterproof, clear LCD display

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

5-in-1 Digital Pool Salinity Tester, pH and Saltwater Meter, pH and Salinity Meter for Swimming Pools, Hot Tubs and Swim Spas

Portable Multifunctional Water Quality Analyzer with Temperature and Salinity Meter for Swimming Pool Aquarium Aquaculture

Water Tester, 6 in 1 PH EC TDS ORP CL Temp Digital Water Tester Pen, High Precision Bluetooth Water Quality Tester for Swimming Pool, Hydroponic Culture, Drinking Water, Aquariums.

[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

pH Meter, 7 in 1 TDS/EC/Salinity/ORP/SG/Temperature/pH Tester, with Backlight, High Precision, Suitable for Drinking Water Pools and Laboratory Aquariums

Water Quality Tester Accurate Digital Water Tester PH EC TDS SG TEMP 5 in 1 Water Test Meter for Hydroponics Aquariums AU Plug 230V

6-in-1 Water Tester Pen: Residual Chlorine, pH, EC, TDS, ORP, Temperature Testing Pen for Swimming Pools

Brush for high-pressure cleaner, brush for floors and tiles, brush for outdoor surfaces and floors with detergent bottle, compatible with Kärcher

Set of 2 Carpenter’s Table Clamps, Quick-Action Workbench Clamps, Adjustable Desk Clips with 4 Bench Dogs, Drill Press Vise for Carpentry Tools, for 20 mm Holes, Carpenter’s Workbench

DM-2 TDS Meter Commercial Online Dual TDS Testing Hydroponics Gardening Aquarium Riffe Pool Spa Water Treatment Pure Filtration System

in 1 Water Quality Detector PH EC TDS ORP Chlorine Temperature Display APP Pool Bluetooth Water Quality Test MUMU

5 in 1 Electronic PH Meter, Measure PH, TDS, EC Salinity and Temperature, Water Quality Tester, LCD Display and Reading Accuracy, for Drinking Water, Aquarium, Swimming Pool

Tuya WiFi Six-in-One Water Quality Tester, pH/TDS/EC/SG/Salinity/Temperature Smart Water Quality Monitoring, 220-240V

6-in-1 Multifunctional Water Quality Tester: pH, Temp, EC, CF, RH, TDS Meter for Hydroponic Aquariums, pH Plug 217EU 230V

Dissolved Oxygen Meter, Portable Pen-Type Dissolved Oxygen and Temperature Meter, Digital Dissolved Oxygen Meter Detector, Water Quality Tester, OD Meter, 0.0-40.0 mg/L

Digital water quality tester, dissolved oxygen detector, with temperature detection

– 7-in-1 Water Quality Tester – High-Precision Wi-Fi Monitor – pH, Conductivity, Temperature – Tuya App Compatible

API Freshwater Master Test Kit - 55895

Electric car jack, 3 tonnes, 12V DC, for SUVs, vans, garages and emergency use

Professional 5-parameter water analysis kit, 2 handheld testers, TDS/EC/pH/Salinity measurement, digital thermometer

Hardness Tester, 170 to 960 HL Hardness Tester for Metals HL HRA HRB HRC HB HV HSD, 40 Data Sets, Professional Hardness Gauge for Machine Manufacturing

– 7.5KW voltage converter – Single-phase 220V AC input – Three-phase 380V AC output – Sensorless vector control – Efficient heat dissipation