Lego WeDo MOTION Sensor for 9580

Anti-Spy RF Signal Bug Finder Hidden Camera GSM Device Sound / Motion Detector C

Adafruit PIR Motion Sensor

Talking Motion Detect Sensor Alarm Door Bell + Remote, Plays your MP3 or WAV

Surveillance Kit – Kids Spy Toy | Electronic Motion Sensor Device for Spying | B

SONOFF SNZB-06P Human Sensor,Zigbee Presence Sensor,Smart Home Motion Detectors