HC-SR505 Mini PIR Motion Sensor Module (Infrared Detector) Compact and low-power infrared motion sensor designed for detecting human presence and movement. The HC-SR505 is perfect for battery-powered projects, automation systems, and security applications thanks to its small size and efficient operation. ✔ Key Features ✔ Mini PIR motion sensor with compact design✔ Detects human movement via infrared radiation✔ Low power consumption – ideal for battery projects✔ Digital output (HIGH/LOW signal)✔ Fast response and reliable detection✔ Easy integration with Arduino, ESP32, Raspberry Pi 🔹 Specifications 🔹 Model: HC-SR505🔹 Operating Voltage: 4.5V – 20V DC🔹 Output Type: Digital (HIGH when motion detected)🔹 Detection Range: ~3 meters🔹 Detection Angle: ~100°🔹 Delay Time: ~8 seconds (fixed)🔹 Power Consumption: Very low ➤ Applications ➤ Motion-activated lighting➤ Security and alarm systems➤ Smart home automation➤ Battery-powered sensors➤ DIY electronics projects ⚠ Notes ⚠ Detection range may vary depending on environment⚠ Not suitable for precise distance measurement⚠ Allow sensor to stabilize after power-on (~30–60 seconds) 📦 Package Includes ✔ 1 × HC-SR505 Mini PIR Motion Sensor Module
