Smart Sensors

Smart sensors detect motion, door and window openings, temperature, humidity, and water leaks. They trigger automations — lights turn on when you enter a room, an alert arrives if a window opens at night — and form the foundation of a genuinely reactive smart home.

Buying Guides

Best Smart Home Sensors: Door, Window and Motion

The best smart home sensors: door, window and motion sensors, how they connect, which hub they need and what you can automate.

Recommended Smart Sensors
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Philips Hue Philips Hue Indoor Motion Sensor

Zigbee motion sensor that works with Philips Hue Bridge. Triggers lights, scenes and automations. Compatible with Alexa, Google Home and Apple Home via the Bridge.

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Buying guides, reviews and compatibility info for every smart home device type.