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PIR Motion Sensor | Adafruit Learning System
IS3035V - Honeywell Home Hardwired PIR Motion Detector (40' x 56' Coverage Range)
Mini PIR Motion Sensor Switch max. 1A 250W, 10sec-3mins
Amazon.com: WiFi Smart Motion Sensor: PIR Motion Detector Alert, Wireless Infrared Home Security System with Free App Alerts, 360 Degree Detection Range, No Hub Required, for Smart Home Automation : Electronics
Arduino with PIR Motion Sensor | Random Nerd Tutorials