Get the latest tech news

Presence sensors cost $80 a room, but an ESP32 and mmWave radar can detect your breathing for $15


Detect breathing, not just movement.

None

Get the Android app

Or read this on r/technology

Read more on:

Photo of room

room

Photo of mmwave

mmwave

Photo of radar

radar

Related news:

News photo

This powerful new Dolby Atmos soundbar has 14 speakers and a fabric design that's meant to blend into the room — and it comes from a brand-new company with Denon and Marantz heritage behind it

News photo

Turning every radio into a radar

News photo

Make Room, Wordle: The New York Times Is Reportedly Close to Purchasing Letterboxd for $330 Million