Exact Soil Hygrometer Detection Moisture Sensor Module for Arduino + Probe AT Tt National Badges 2 NGFF SSD

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Exact Soil Hygrometer Detection Moisture Sensor Module for Arduino + Probe AT Tt National Badges 2 NGFF SSDITEM NAME: Exact Soil Hygrometer Detection Moisture Sensor Module for Arduino + Probe AT Tt. Using the sensor produces an automatically watering device, let you don't manage the plants in the garden. Power indicator light (red) and digital switch output indicator light (green). Interface specification (4 wire).