Raindrop Detection Sensor Module- great for Arduino and Raspberry Pi.

Specifications

• Operating voltage: 3.3V-5V
• PCB size: 3.2cm x 1.4cm
• Sensor Size :5CM X 4CM
• Wide voltage LM393 comparator
• A fixed bolt hole for easy installation
• Output: digital switching outputs (0 and 1) and analogue AO voltage output

Documents

• Datasheet
• Application
• Application_sketch