GoKawiilShelly launches $84.99 mmWave presence sensor that tracks up to 10 people without a camera
Shelly has released the Presence Gen4, a smart home sensor that uses mmWave radar instead of a camera to detect the location and movement of up to 10 people or pets in a space up to 650 square feet. Priced at $84.99, it's available now through Shelly's online store and works with Google Home, Apple Home, Amazon Alexa, SmartThings, and Home Assistant via Wi-Fi, Bluetooth, Zigbee, and Matter.