Philips Hue: Motion sensor. Value for temperature and light level is always 0 and will not be updated. · Issue #3226 · dresden-elektronik/deconz-rest-plugin · GitHub
No lightlevel/lux readings from Hue motion sensor · Issue #1559 · dresden-elektronik/deconz-rest-plugin · GitHub
Philips Hue Motion Sensor - Lux Level not refreshing - Configuration - Home Assistant Community
How to use a LUX sensor to improve a "lights on at sunset" automation - Stacey on IoT | Internet of Things news and analysis
Motion Sensor | Philips Hue US
Philips Hue Motion Sensor (review) – Homekit News and Reviews