
Nice little block. I use it to detect the presence of people. I've found that the IR sensor loses track of a standing person, so I paired it with an ultrasonic sensor. The resulting combination feels a person's presence well (for me) and turns my machine on and off reliably.

๐ Chamberlain Group CWA2000 Chamberlain Driveway Alert: Enhanced Security in Sleek Black Design
10 Review

Optimized 433MHz Home Wireless PIR Infrared Motion Detector Sensor for Alarm System by KERUI
12 Review

Wireless Driveway Alarm System - Long Range 1/2 Mile with Solar Power & Weatherproof Design - Adjustable Sensitivities and Outdoor Motion Sensor for DIY Security Alert
11 Review

๐ Htzsafe Solar Driveway Alarm System: 1/4 Mile Long Transmission Range - Solar Powered, Weatherproof Motion Sensor & Detector DIY Security Alert System
10 Review

๐ธ Hikvision DS-1280ZJ-XS Network Bullet Camera Junction Box Deep Base - White: Enhanced Stability and Aesthetics
3 Review

Protect Your Google Nest Cam With OkeMeeo'S Anti-Theft Chain For Outdoor Security (1 Pack)
3 Review

7.5Ft 45W 65W USB Type C Charger For HP 828769-001, 844205-850, 860210-950 & 934739-850 Laptop Power Supply Adapter Cord
3 Review

Acetaken StreamCam Wall Mount Bracket - Compatible with Logitech StreamCam, Razer Kiyo and Security Cameras - Improved SEO
3 Review