3 Pack PIR Motion Sensor HC SR501 Infrared Pyroelectric Detector Module With Adjustable Sensitivity And Delay For Arduino Raspberry Pi And DIY Smart Home Rigs

3-Pack PIR Motion Sensor HC SR501 for Arduino & DIY
✔️ Adjustable sensitivity and delay, 4.5-20V DC, 32x24mm board

These compact PIR sensor modules use the HC SR501 infrared pyroelectric detector to sense motion in a cone-shaped field, making them ideal for home automation, security systems, and interactive installations.

✅ 3-pack set of PIR detector modules for Arduino, Raspberry Pi, and DIY rigs
✅ Adjustable sensitivity and delay via two onboard potentiometers
✅ Wide voltage range 4.5V-20V DC with quiescent current < 50uA
✅ Sensing angle less than 100 degrees cone for broad coverage
✅ Jumper-selectable trigger modes: L non-repeatable, H repeatable
✅ Compact 32mm x 24mm PCB with a 23mm diameter lens and 2.5s default block time

💡 What is a PIR motion sensor HC SR501 used for in DIY projects with Arduino or Raspberry Pi? This handy module detects movement to trigger automation and monitoring in smart home rigs. - It detects motion via infrared pyroelectric sensing - It works with Arduino and Raspberry Pi for automation - It offers adjustable sensitivity, delay, and trigger modes - It operates on 4.5-20V with low standby current

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