HC-SR501 PIR Motion Sensor Module

Passive infrared motion sensor module for detecting human or animal movement using body heat changes. Commonly used in alarms, automatic lighting, smart home projects, and low-power presence detection.

Key features

• PIR motion detection
• Adjustable sensitivity and delay controls
• Digital output for microcontrollers
• Suitable for security and automation projects

Original AI Electro Mart description prepared from product specifications and common usage.