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This is a summary of the soil moisture sensor that can be used to detect moisture, when the soil is dry, the module outputs a high level. Use this sensor to build an automatic watering system.
Specifications
Operating voltage: 3.3V~5V.
Adjustable sensitivity (blue digital potentiometer adjustment)
Dual output mode, analog output more accurate.
A fixed bolt hole for easy installation.
Power indicator (red) and digital switching output indicator (green).
LM393 comparator chip, stable.
PCB Dimension: 3cm x 1.5cm.
Soil Probe Dimension: 6cm x 2cm.
Cable Length: 21cm.
Connections
VCC: 3.3V-5V. GND: GND. DO: digital output interface (0 and 1). AO: analog output interface.
What's in the box?
1 x Soil moisture detector module 1 x Probe 5 x Jumper Cables
Resources
Setup with Raspberry Pi
Note: Stock is currently available in South Africa for national shipping!