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Soil Moisture Meter Detection Module

Regular price $4.99 USD
Regular price Sale price $4.99 USD

Product Information:
This is a simple moisture sensor that can be used to detect soil moisture. When the soil lacks water, the module outputs a high level, otherwise it outputs a low level. Use this sensor to make an automatic watering device, so that the plants in your garden do not need to be managed by humans.
Adjustable sensitivity (blue digital potentiometer adjustment in the picture)
Working voltage 3.3V-5V
Module dual output mode, digital output is simple, analog output is more accurate.
With fixing bolt holes for easy installation
Small board PCB size: 3cm * 1.6cm
Power indicator (red) and digital switch output indicator (green)
The comparator uses the LM393 chip, which works stably
Small board interface description (4-wire system)
1 VCC external 3.3V-5V
2 GND External GND
3 DO small board digital output interface (0 and 1)
4 AO small board analog output interface

Packing List:
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