Soil Moisture Detector Corrosion Resistance Probe Humidity Module Soil Moisture Test Soil Test for Arduino
Voltage: DC 3.3-12V
Current: Working < 20Ma, Output: 30Ma
Interface: + - DO AO DO Digital Quantity/AO Analog Quantity
Soil moisture probe detects temperature and voltage comparator judges humidity. When humidity is greater than the set value, DO outputs low level