Echo’s built-in ultrasonic motion sensing can let you easily automate lights and fans with Alexa routines, without buying anything else.
Echo's Hidden Motion Sensor Can Turn On Your Lights and Other Cool Stuff
Turns lights/radio/appliance on when motion is detected. Cord allows for motion lens to be placed anywhere that allows for proper viewing. Ideal for pet drinking fountains. Detects motion up to 25 feet away 100 degree detection zone.
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Philips' motion sensor turns on your smart lights when you walk into a room
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s new automatic lighting feature works with Echo smart speakers and third-party sensors and lights - The Verge
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Philips' motion sensor turns on your smart lights when you walk into a room
s Alexa can now sense the presence of people. Here's how to use the uncanny new trick - CNET
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