New PCB Soil Moisture Hygrometer Sensor Module. This is a simple water sensor, it can be used to detect soil moisture.
1.100% Brand new and high quality
2.Module output is high level when the soil moisture deficit, or output is low
3.It can be used in module plant water device
1.Comparators: LM393 chip
2.Working voltage: 3.3-5V
3.PCB dimensions: 3.2cm * 1.4m
5.Color: As the picture shown
1 * Sensor Module Set
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