5 Pieces of LM393 3.3V-5V Soil Moisture Detection Sensor, Soil Humidity Sensor,Soil Hygrometer for Arduino Automatic Watering Systems,Robots, and Smart Cars

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About This Function: A simple humidity sensor for detecting soil moisture. Output: High level output when soil is dry, low level otherwise. Application: Used to make automatic wate ring devices for easy plant garden management. Output Modes: Dual output mode with simple digital output and more accurate analog output. Features: Adjustable sensitivity (digital potentiometer adjusts digitally) and stable operation using LM393 comparator. Overview Brand : hiBCTR Color : Blue Min. Operating Voltage : 3.3 Volts Number of Items : 1 Manufacturer : hiBCTR Show more