Rain Sensor Module | Raindrop Detection Sensor for Arduino, ESP32 & Raspberry Pi

The Rain Sensor Module is a simple and reliable raindrop detection sensor designed to detect water droplets and rainfall. It consists of a rain sensing plate and a control module with an LM393 comparator, providing both analog and digital outputs for easy integration with microcontrollers.

Compatible with Arduino, ESP32, ESP8266, Raspberry Pi (with ADC), STM32, and other development boards, this module is ideal for weather stations, smart irrigation systems, automatic window closing systems, rain alarms, and IoT-based environmental monitoring.

The onboard sensitivity adjustment allows users to customize the detection threshold for different applications.

Features

• Detects rain and water droplets
• Analog and digital output signals
• Adjustable sensitivity using onboard potentiometer
• LM393 comparator for stable performance
• LED power and output indicators
• Easy 4-pin interface
• Compatible with Arduino, ESP32, ESP8266, Raspberry Pi, STM32, and other microcontrollers
• Low power consumption
• Simple installation and operation

Specifications

Applications

• Rain Detection Systems
• Weather Stations
• Smart Irrigation
• Automatic Window Closing Systems
• Smart Home Automation
• Water Leak Detection
• IoT Projects
• Robotics
• Educational Electronics
• DIY Electronics