Extech EC400 Exstik Waterproof Conductivity, TDS, Salinity, And Temperature Meter

APEC TDS Meter Digital Water Quality TDS Test Kit Meter With Carrying Case, 0 To 1999 Ppm Measurement Range, 1 Ppm Resolution, +/- 2% Readout Accuracy

APERA INSTRUMENTS AI316 Premium Series PC60 5-In-1 Waterproof Ph/EC (Conductivity) /TDS (Ppm) /Salinity (Ppt) /Temp. Multi-Parameter Pocket Tester Kit

4 in 1 Digital Water Quality Tester - TDS/EC/Temperature(°C/°F)TDS Meter | 0-9999 Ppm | Accurate And Professional For Drinking Water, Hydroponics,

KEYESTUDIO 37 Sensors In 1 Box Starter Kit For BBC Micro Bit With Tutorial (Without Microbit Board), Compatible With V1.5, V2 Microbit Sensor Kit

KEYESTUDIO TDS Meter Probe Water Quality Monitoring V1 Sensor Module With XH2.54-3Pin Jumper Wire Connector For Arduino

Digital TDS Meter, Hofun 3 in 1 TDS, EC & Temperature Meter, Accurate & Reliable PPM Meter, Water Testing Kits For Drinking Water Quality, Tap, Well

EC/PPM/TDS Sensor Arduino

Bluelab Guardian Monitor Wi-Fi For Real-Time Ph, Temperature, And Conductivity (TDS) Measurements In Water With Calibration, 3 in 1 Digital Nutrient

Water Conductivity Analog TDS Sensor Module Tester Liquid Detection Water Quality Monitoring Meter For Arduino UNO R3 3.3-5.5V

Water Testing Kits For Drinking Water- 4 in 1 TDS Meter TDS EC & Temperature(°C,°F) Meter,Accurate & Reliable Digital Tap, Well, Swimming Pool,

EC/PPM/TDS Sensor Arduino

Ph Meter For Water 7 in 1 PH/TDS/EC/Salt/S.G/ORP/Temp Meter,Ph Tester Digital Backlit Waterproof LCD,TDS Meter EC Meter PPM Meter Suitable For Pools

Hanna Instruments HI98129 Meter, Ph/EC/TDS/Temp, 10" Height, 11" Wide, 20" Length

PH Meter & TDS Meter Digital Water Tester 5 in 1 Salinity Tester PH Temp EC And TDS Meter,PH Meter For Water With LCD Backlit,Water Testing Kits For

Cqrobot TDS (Total Dissolved Solids) Meter Sensor Compatible With Raspberry Pi/Arduino Board. For Liquid Quality Analysis Teaching, Scientific

Groline Hydroponic Waterproof Ph/EC/TDS/Temperature Portable Meter

TDS Meter Digital Water Tester, Accurate And Reliable, Professional 3-In-1 TDS, Temperature And EC Meter With Carrying Case, 0-9999Ppm, Ideal Ppm

Pool Salt Tester - Multifunctional 5 in 1 Salinity, PH, TDS, EC, And Temperature Meter, Pool Salinity Testing Kit, Digital Salinity Tester For

Hydrogen Water Tester,PH Meter 7 in 1 H2/TDS/EC/ORP/Salt/Temp With ATC & Backlight,Hydrogen Water Tester For Filtered Water, TDS Meter For Juice,

Sensor Modules Kit For Arduino Raspberry, 22 in 1 Project Super Starter Kits For UNO R3 Nano V3.0 Mega 2560 Mega 328 Project Starter Kit

Diversitech Wet Switch Flood Detector, 8" X 1.55" X 9.6" (WS-1)

Teyleten Robot GY-31 TCS3200 TCS230 Color Sensor Module Color Recognition Sensor Module For Arduino

VIVOSUN Digital Ph And TDS Meter Kits, 0.01Ph High Accuracy Pen Type Ph Meter ± 2% Readout Accuracy 3-In-1 TDS EC Temperature Meter For Hydroponics,

KEYESTUDIO 45 Sensors Starter Kit For BBC Microbit V2.2 V2 V1.5 (Without Micro:Bit), Sensor Breakout Board, I2c LCD, Buzzer, 5V Relay With Tutorials

GISNPA 5-In-1 Salt Water Pool Tester, Ph/TDS/EC/Salinity/Temp Meter, Waterproof Pool Salt Tester, 0.01 Resolution High Accuracy Water Tester For

2025 New TDS Meter Digital Water Tester, Professional 3-In-1 TDS, Temperature And EC Meter With Carrying Case, 0-9999Ppm, Ideal Ppm Meter For

Sunfounder Universal Maker Sensor Kit Compatible With Arduino Mega 2560/Uno R3/R4 Minima/Wifi Nano, Raspberry Pi 5/4B/3B+/Zero 2 W/, Pico W, ESP32,

Tudoupeng Pool Salt Tester & Ph Meter Digital 5 in 1 Salinity Ph EC Temp TDS Meter For Water Quality, Waterproof Water Tester With Backlight For

Gravity: Analog Turbidity Sensor For Arduino / ESP32 / STM32 / Raspberry Pi (ADC Required) | Water Quality Monitor | <500Ms Response Time & 0-

Ph Tester,Digital Ph Meter For Water,New Version TDS Meter For Drinking Water With Backlit Simultaneously Display 4 in 1 TDS Ph EC Meter For Water