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

TWTADE 5Pcs 3m Waterproof Stainless Steel Temperature Sensors (-55 +125) 6mm Probe Sensors For Arduino Measuring Air/Liquids DS18B20-3M-5

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

Cleveland Temp Sensor Rtd (Tr) SK2345100 - Free Shipping - Genuine OEM Replacement Part

5 Pack Flexible Sensing Resistors With Female Contact And Housing, Thin Film Pressure Sensor Compatible With Arduino Or Microbit DIY Kit, 0.5 Inch

Bluelab Truncheon Nutrient Meter, Digital Conductivity Tester In Water (EC, 500, Ppm 700, CF, TDS) Tool For Hydroponic System And Indoor Plant Grow

Notifier FST-951 - Fixed Temperature Thermal Sensor - White

CIZTADA Truncheon Nutrient Meter For Hydroponic Digital Conductivity Tester For Water EC And TDS Meter With EC CF 500Ppm 700Ppm For Indoor Plant

UIUZMAR Digital Ph Meter Ph TDS EC Meter For Hydroponic Solution Ph And EC Meter With LCD Display TDS Water Tester Ph PPM Meter For DWC Setup

CIZTADA Ph Meter For Water 4 in 1 Ph EC TDS Temp Meter For Hydroponics PPM And EC Water Tester Digital Ph PPM Meter For Nutrients Growing

EC Ph Monitor For Hydroponics, 6 in 1 Wifi Ph Ppm Tester For Hydroponics System Water,Continuous Monitor Of Ph PPM EC CF Humidity Temp Of Indoor DWC

AC Infinity Hydroponic Meter PRO Kit, High Precision Digital Ph Pen With ±0.01 Ph Accuracy And Interchangeable Probe, All-In-One Temp Salinity EC

APC Rackmount Temperature & Humidity Sensor, AP9335TH

Submersible Level Sensor 4-20Ma, Throw-In Type Liquid Level Sensor,24V DC Input Liquid Level transmitter,0-5m Measuring Range