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2. Passive infrared sensor - Wikipedia

   en.wikipedia.org/wiki/Passive_infrared_sensor

   A passive infrared sensor (PIR sensor) is an electronic sensor that measures infrared (IR) light radiating from objects in its field of view. They are most often used in PIR-based motion detectors . PIR sensors are commonly used in security alarms and automatic lighting applications.

3. Security alarm - Wikipedia

   en.wikipedia.org/wiki/Security_alarm

   A passive infrared sensor used to detect motion. The passive infrared (PIR) motion detector is one of the most common sensors found in household and small business environments. This sensor does not generate or radiate energy; it works entirely by detecting the heat energy given off by other objects. PIR sensors identify abrupt changes in ...

4. Motion detector - Wikipedia

   en.wikipedia.org/wiki/Motion_detector

   A motion detector attached to an outdoor, automatic light. A motion detector is an electrical device that utilizes a sensor to detect nearby motion (motion detection).Such a device is often integrated as a component of a system that automatically performs a task or alerts a user of motion in an area.

5. AOL Help

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   Get answers to your AOL Mail, login, Desktop Gold, AOL app, password and subscription questions. Find the support options to contact customer care by email, chat, or phone number.

6. 2 men accused of operating drones 'dangerously close' to ...

   www.aol.com/2-men-arrested-hazardous-drone...

   Two men faced arraignment Monday in Boston, accused of conducting a "hazardous drone operation" too close to Logan International Airport as concerns over airspace safety and national security ...

7. US hits Russian judge with sanctions over human rights - AOL

   www.aol.com/news/us-issues-sanctions-russian...

   WASHINGTON (Reuters) -The United States issued sanctions against a Russian judge on Tuesday for her role in the detention of human-rights activist Alexei Gorinov over his opposition to Russia's ...

8. Camera trap - Wikipedia

   en.wikipedia.org/wiki/Camera_trap

   A camera trap with a passive infrared (PIR) sensor. A camera trap is a camera that is automatically triggered by motion in its vicinity, like the presence of an animal or a human being. It is typically equipped with a motion sensor—usually a passive infrared (PIR) sensor or an active infrared (AIR) sensor using an infrared light beam. [1]

9. Murder accused 'did not see' teenager's killing - AOL

   www.aol.com/murder-accused-did-not-see-142148866...

   A man accused of murdering a teenager has told a court he heard "screaming" but did not see the killing happen. Jamie Meah, 18, was stabbed to death and a 16-year-old boy was seriously injured ...