Rain Sensor Module is a simple and low-cost device used to detect rain or water presence. It works by sensing moisture on the detection plate and provides both analog and digital output, making it ideal for Arduino, NodeMCU, and IoT projects.
⚙️ Key Specifications
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Operating Voltage: 3.3V – 5V
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Output: Analog & Digital
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Comparator: LM393
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Sensitivity: Adjustable
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Easy interfacing with microcontrollers
