3144E Hall Switch Sensor Module Component Magnet Magnetic Field Counting Motor Speed Measurement Single Switch

$2.80

All-in-One Soil NPK, Temperature, Humidity, EC, and pH Sensor for Agricultural Nutrient, Moisture, and Acidity Testing

$281.00

High-Precision 4-in-1 Soil Tester for pH, Light, Nutrients, Moisture, and Humidity Sensing

$24.20

Detector 220V Infrared Induction Switch with Human Body Probe Module, Embedded Auto-Delay Light Control for High Power

$43.20

Photoresistor Relay Sensor Control Module / Light-Controlled Switch / Dark-Sensing Module 12V

$49.00

Hall Current Sensor HG302C Linear Hall Element for High-Sensitivity Magnetic Field Detection

$2.50

Soil Temperature, Humidity, and Conductivity Sensor 4G Multi-Layer Probe Soil Moisture Monitoring Station Water EC Value Detector

$425.00

3-in-1 Soil Temperature, Humidity, and Conductivity Sensor – Portable Soil Moisture Meter

$373.00

Smart Control Relay Module, Forced-Start 220V Infrared PIR Switch with Microwave Radar and Sound/Light Control

$45.00

Photoresistor Relay Sensor Control Module 24V - Light-Controlled Switch and Dark-Sensing Module

$51.00

Raspberry Pi CM4 Dedicated Fan FAN-3007 Cooling Heat Dissipation Temperature Reduction Low Noise CPU Cooling Fan

$86.50

Best-Selling All-in-One Soil Sensor for NPK, Temperature, Humidity, EC, and pH - Agricultural Nutrient, Moisture, and Acidity Detector

$1,283.00