Soil Moisture Sensor Module

This is a summary of the moisture sensor that can be used to detect the moisture of the soil, when the soil is dry, the module outputs a high level, whereas the output low. Using this sensor make an automatic watering system so that your garden plants need people to manage.

• Adjustable sensitivity ( shown in blue digital potentiometer adjustment ) Operating Voltage 3.3V-5VModule Dual Output mode, a simple digital output, analog output more accurate.
• With fixed bolt hole for easy installation
• Small PCB board size : 3cm * 1.6cm
•  Power indicator ( red ) and the digital switch output indicator ( green )
•  Using LM393 comparator chip , stable
•  VCC external 3.3V-5V
•  GND GND External
•  DO small board digital output interfaces ( 0 and 1 )
•  AO small board analog output interface