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A Notion for smart home safety

The Notion sensor sticks to your door, wall, or ceiling. It'll sense when the door opens, when the alarm sounds, when the temperature spikes, or if the water leaks. 

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Caption:Photo:Tyler Lizenby/CNET
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The sensor

For $220, you can buy a three-pack of sensors with the necessary bridge to connect them to the cloud. 

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The bridge

Here's Notion's bridge. Find a central location to plug it in. 

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A look inside

The sensors run on a coin battery that should last one to two years. 

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Getting set

Setup is pretty simple, and you can choose what you want your sensor to monitor. 

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Published:Caption:Photo:Screenshots by Andrew Gebhart/CNET
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The app

Once you're up and running, you can check on each sensor via the app and customize notifications.

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Watching your door

Notion sent notifications quickly whenever the door opened. 

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Ready for the flood

It uses probes on the bottom of the sensor to detect water. 

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A simple Notion

Though it looks unassuming, one simple Notion sensor can do a lot. 

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