5pcs LM393 3.3V-5V Soil Moisture Detect Sensor Soil Moisture Sensor Soil
Comparator using LM393 chip, stable job. Use this sensor to make an automatic watering device that will keep your garden of plants unmanaged.
Comparator using LM393 chip, stable job. Use this sensor to make an automatic watering device that will keep your garden of plants unmanaged.
Box is imperfect condition, with peeling on one side. This appears to be an unused item, no chips or cracks on a the frog itself.