Price: ₹219.00
(as of Apr 06, 2026 23:05:27 UTC – Details)
The HC-SR505 Mini PIR Motion Sensor is a compact and reliable infrared detector module designed for motion detection in electronic projects and automation systems. Using passive infrared (PIR) technology, it senses human body movement within its detection range and outputs a digital signal, making it easy to interface with microcontrollers and automation circuits. With its small size and low power consumption, this sensor is ideal for battery-powered applications such as portable security devices, automatic lighting control, smart home projects, and IoT-based systems. It operates on a wide voltage range of 4.5V to 20V DC, ensuring compatibility with Arduno, Raspberry Pi, ESP8266, ESP32, and other development boards. The HC-SR505 provides stable and accurate motion detection with a simple 3-pin connection (VCC, GND, OUT), making it beginner-friendly yet powerful for advanced automation projects. Whether you are building a home security alarm, motion-activated lighting system, or robotics project, this sensor is an excellent choice for reliable motion detection. Upgrade your electronics projects with the HC-SR505 Mini PIR Motion Sensor – compact, efficient, and perfect for smart automation.
Operating voltage DC: 4.5V-20V
Output level: High 3.3V / Low 0V
Trigger: Repeatable trigger (default)
Output high signal: easy docking and all kinds of circuits
Micro power: quiescent current <50 uA
