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Sensors, Sirens & Doorbells / Automation

Can a sensor trigger a smart switch?

Short answer: Yes, if both devices are compatible in the same automation platform.
Beginner Last reviewed: 2026-06-26

Explanation

For example, a motion sensor can trigger a smart switch to turn on lights. Both devices need to be in Smart Life, eWeLink, Matter/Home Assistant or another compatible platform.

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