A motion sensor can miss someone who is sitting still. The white Aqara Spatial Multi-Sensor FP400 uses millimetre-wave presence sensing to give compatible smart-home systems a more detailed view of activity within a room.
Its configurable zones let you build automations around different areas, such as a reading chair and a desk, instead of treating the entire room as one switch. Thoughtful positioning matters: furniture, room shape and installation height can affect detection. Start with simple lighting rules and test them before relying on a more elaborate setup.
This is the FP400, not the FP2 or FP300. Check the supported connection mode and hub requirements for your household: a Thread/Matter setup and an Aqara Zigbee setup need different supporting equipment. The sensor needs power and is not a medical or emergency-monitoring device.
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