This is a simple water sensor, it can be used to detect soil moisture. Module output is high level when the soil moisture deficit, or output is low. It can be used in module plant water device.
Operating voltage:3.3V~5V
Dual output mode,analog output more accurate.
A fixed bolt hole for easy installation
Panel PCB Dimension: 30mm * 16mm
Soil Probe Dimension:60mm*30mm
With power indicator (red) and digital switching output indicator (green)
Having LM393 comparator chip, stable
Interface Description (4-wire)
VCC: 3.3v-5v
GND: GND
DO: Digital output interface (0 and 1)
AO: Analog output interface
Package includes:
1x Soil moisture detector module
1x Probe
2x jumper cables (colour of cables may vary from those in the the picture)