Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Science

What is an infrared sensor?

1 Answer

A passive infrared sensor is an electronic sensor that measures infrared light radiating from objects in its field of view.

{{ relativeTimeResolver(1588183039224) }}

LIVE
Points points 27
Rating

Similar Questions
Science 1 Answer
Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE
Science 1 Answer

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE