Tinuva
The Magician
Not as cheap as the above one, but it looks like everyone is jumping on these sensors now
www.seeedstudio.com
mmWave Human Detection Sensor Kit
Powered by Seeed Studio XIAO ESP32C3, it supports Wi-Fi/BLE connectivity and offers precise human detection via mmWave sensors. Seamlessly connect grove modules for added features. Achieve easy setup for Home Assistant within 1-2 minutes, coupled with convenient wireless Over-The-Air (OTA)...