Blog

Experiments, tutorials, comparisons, and project stories from the field.

Motion vs presence sensors in a smart home: pros, cons, and real uses

Choose the right sensor for lighting and automations: fast PIR motion detection vs mmWave presence (including zoning with devices like Aqara FP2) and how to combine both in Home Assistant.

4/4/2026

tutorials2 min read

Myth Nr.1 - Smart home tech is expensive and only for new builds or full renovations

Most people freeze at the idea that home automation belongs in new construction only. In practice, wireless devices and retrofit modules let you start in a finished home—often without chasing new cables.

4/4/2026

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