24V Light-Control Switch Board with Wired Photoresistor Sensor, Light/Dark Induction Relay Control Module

$25.90

Soil Multi-Function Sensor Temperature Humidity pH Moisture Fertility EC Value Conductivity NPK Acidity Detector

$140.00

CC01 Magnetic Field Strength Sensor, 51 Microcontroller, Magnet Induction Line, Linear Hall GS Gauss Meter

$54.60

Industrial Grade Pressure Transmitter Ultra-High Pressure Sensor Pressure Measurement Instrument Digital Display Pressure Transmitter

$321.00

Soil Moisture Detector for Home Gardening, Pot Soil Humidity Acidity pH Water Temperature Sensor Instrument

$78.00

Disdrometer, Snow/Precipitation Weather Phenomenon Instrument, Hail Observation Device, Rainfall Monitoring Station, Meteorological Sensor

$25,999.00

O2 Oxygen Sensor, Industrial Grade RS485 High-Precision Oxygen Content Meter, Concentration Detection Alarm Transmitter

$110.00

Soil Moisture Detector for pH, Land, Planters, Water Content, Light, Nutrients, High-Precision Sensor, and Temperature

$56.00

Dynisco Melt Pressure Sensor PT4264 Single Nisco Industrial Grade Transmitter

$6,449.00

Potted Plant Soil Moisture Detector, Gardening Tool for Measuring Flower Nutrients, Moisture, and pH Acidity Sensor Tester

$10.90

UV Sensor Sterilization Lamp Detector RS485 Solar Irradiance Intensity UV Transmitter Tester

$53.00

Tianxing Wall-Mounted Digital Display Temperature & Humidity Transmitter, 4-20mA Industrial-Grade Sensor

$209.00