Sensor Type
Resistive soil humidity (hygrometer) sensor
Operating Voltage
3.3V – 5V DC (compatible with Arduino, ESP32, Raspberry Pi)
Output Signals
Analog Output (AO): Measures real-time soil moisture level
Digital Output (DO)
HIGH/LOW signal from LM393 comparator
Indicator LEDs
Power and digital output status indicators
Adjustable Sensitivity
Potentiometer for moisture threshold adjustment
Probe Material
Copper-coated corrosion-resistant electrodes
Working Current
≤ 20mA
Operating Temperature
-10°C to +70°C
Interface Pins
VCC, GND, AO, DO
Module Size
Compact design for easy installation
Compatibility
Works with Arduino, ESP32, Raspberry Pi, and other microcontrollers