Introduction

The Apollo MTR-1 is a compact, affordable multi-target radar multisensor designed for Home Assistant via ESPHome. It features a range of sensors, including mmWave radar, LUX/UV, and an optional CO2 sensor, all in a 49mm x 32mm design. With multi-target and multi-zone tracking, the MTR-1 can detect not only when someone enters a room but also where they are. It integrates with Home Assistant using WiFi and offers features like RGB notifications, a piezo buzzer for alerts, and Bluetooth tracking. Open-source software and CAD files are available for customization, and the Apollo team provides full support through Discord and GitHub.