5 Pack PIR Motion Sensor Kit Compatible With HC SR501 For Arduino Raspberry Pi STM32 Includes 2 Durable Cases, Easy Plug And Play Setup, Strong Detection Range, Ideal For DIY Projects, Home Automation And Security Systems

PIR Motion Sensor Kit for Arduino and Pi Projects
✔️ 5 sensors with 4.5-20V power, up to 7m detection range, two modes for DIY home automation

PIR motion sensors are compact devices that detect human movement by sensing temperature changes. They're commonly used in DIY electronics projects, home security setups, and automation systems with boards like Arduino or Raspberry Pi.

✅ Voltage: DC 4.5-20V, works with various power sources
✅ Detection angle: less than 110 degrees for wide coverage
✅ Range: 3-7 meters (10-23 feet), adjustable for different needs
✅ Trigger modes: H for continuous or L for single activation
✅ Includes: 5 sensors plus 2 durable cases for protection

💡 Why are PIR motion sensors essential for reliable home security setups?
PIR motion sensors provide effective detection in security applications by responding to heat differences.
- They offer energy-efficient monitoring with adjustable sensitivity
- Help integrate seamlessly into smart home systems for real-time alerts
- Reduce false alarms compared to other sensor types
- Boost overall system reliability for both indoor and outdoor use