Save $$ with this bundle of ten modules! Soil Moisture Sensor Module For Arduino. Use this module to build an automatic watering system for gardens or greenhouses or a fleet of farming robots!
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* Operating voltage: 3.3V~5V.
* Adjustable sensitivity
* Dual output modes
* A fixed bolt hole for easy installation.
* With power indicator (red) and digital switching output indicator (green).
* Stable LM393 chip
* Panel PCB Dimension: 3cm x 1.5cm.
* Soil Probe Dimension: 6cm x 2cm.
* Cable Length: 21cm.
* VCC: 3.3V-5V.
* GND: GND.
* DO: digital output interface (0 and 1).
* AO: analog output interface.
10X Soil Moisture Sensor Module For Arduino