The HC-SR501 PIR motion sensor is a highly versatile and reliable infrared sensor used to detect human presence by sensing changes in infrared radiation. Widely used in home automation, security systems, and smart lighting projects, it features adjustable sensitivity and delay time, making it customizable to various applications.

This sensor operates on a voltage range of 5V to 20V and has a detection range of up to 7 meters with a detection angle of about 120°, allowing it to cover large areas efficiently. It is easy to use with microcontrollers like Arduino, ESP32, and Raspberry Pi, making it perfect for both beginners and experienced developers.

The HC-SR501 includes onboard potentiometers for adjusting the detection range and the delay time, offering flexibility in controlling how long the sensor stays active after detecting motion. It is perfect for projects like automatic lighting systems, intruder alarms, and other motion-triggered devices.

Key Features:

• Operating voltage: 5V to 20V
• Detection range: Up to 7 meters (23 feet)
• Detection angle: 120°
• Adjustable sensitivity and delay time via onboard potentiometers
• Low power consumption
• Easy integration with Arduino, ESP32, Raspberry Pi, and other controllers
• Ideal for home security, automation, and motion-activated systems