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motion sensors & detectors

Electronic Motion Sensors

Electronic motion sensors are used to detect movement in a room and trigger an alarm or other response. They are most often used in conjunction with other security devices, such as cameras or guards, but can also be used on their own. Browse the top-ranked list of electronic motion sensors below along with associated reviews and opinions.  

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  1. SimpliSafe - Motion Sensor - White

    SKU: J362VFS82G

    Product Description

    A white, battery-powered motion sensor with pet detection, 90º field of view, and app compatibility.
    See all Door & Window Alarms
    Your price for this item is $30.99
    Save $4
    The previous price was $34.99

  2. Cync - Wire-Free Motion Sensor (1-Pack) - White

    SKU: J7GJZSY3LH

    Product Description

    A wire-free white motion sensor that automates Cync smart devices with adjustable, app-compatible Bluetooth control.
    See all Motion Sensors & Detectors
    Your price for this item is $26.99
    Save $8
    The previous price was $34.99

  3. Cync - Smart Dimmer + Motion Sensor Switch, No Neutral Wire Required, Bluetooth and 2.4 GHz Wifi - White

    SKU: J7GJZSY4H8

    Product Description

    A white smart dimmer and motion sensor switch offering app, voice, and wireless control without a neutral wire.
    See all Smart Dimmer Switches
    Your price for this item is $69.99

  4. TP-Link - Tapo Smart Home Security Kit - Motion Detector, Contact Sensors x2, and Smart Hub w/ adjustable chime/siren Included - White

    SKU: J3GWLQQWH6

    Product Description

    A comprehensive white smart sensor kit offering motion detection, contact sensors, real-time alerts, and app integration.
    See all Motion Sensors & Detectors
    Your price for this item is $69.99

  5. Nanoleaf - Sense+ Smart Wireless Switch with Built-in Motion & Daylight Sensors (1PK) - White

    SKU: CGC7VVZSTH

    Product Description

    A white wireless smart switch with built-in motion and daylight sensors for effortless lighting control anywhere.
    See all Smart Light Switches & Dimmers
    Your price for this item is $29.99

  6. Windster Hoods - 30 inches - Externally Vented - Under cabinet Range Hood - Stainless Steel

    SKU: J3L2RS7SK4

    Product Description

    A stainless steel under-cabinet range hood with 4-speed touch controls, LED lighting, and baffle filtration.
    See all Under-Cabinet Range Hoods
    Your price for this item is $706.99

  7. Swann - Wireless Motion Alert Sensor (2-pack) - White

    SKU: J39HQX99XG

    Product Description

    A wireless, battery-powered motion sensor in white that detects heat and movement, compatible with Alexa and Google Assistant.
    See all Motion Sensors & Detectors
    Your price for this item is $54.99

  8. Windster Hoods - 36 inches - Externally Vented - Under cabinet Range Hood - Stainless Steel

    SKU: J3L2RS7SZY

    Product Description

    A stainless steel under-cabinet range hood with 4-speed touch controls, LED lighting, and dishwasher-safe filters.
    See all Under-Cabinet Range Hoods
    Your price for this item is $760.99

  9. KitchenAid - 5.2 Cu. Ft. Built-In Mini Fridge - Stainless Steel

    SKU: J3KHV8FFWS

    Product Description

    A stainless steel undercounter mini fridge with motion-activated LED lighting and UV-protected thermal glass door.
    See all Mini Fridges
    Your price for this item is $2,744.99

  10. Barska - Digital Keypad Fireproof Jewelry Safe 1.01 Cu Ft - Black

    SKU: J3XSF4L82R

    Product Description

    A black fireproof steel safe with electronic keypad, suede-lined drawers, glass shelf, and motion sensor LED.
    See all Safes
    Your price for this item is $1,314.99
    Save $375
    The previous price was $1,689.99
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.