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motion sensors & detectors

Wireless Motion Sensor

When it comes to home security, motion detectors are the most common type of sensor. They're also among the most afforable and easiest to install. Wireless motion sensors are a great choice for DIY home security because they are easy to place and don't require any drilling or wiring. Browse the top-ranked list of wireless motion sensor below along with associated reviews and opinions.

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  1. 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

  2. XODO - PS2 Smart Home Wireless Motion Sensor (2-Pack) – Compatible with Google Assistant & Alexa (2-Pack)

    SKU: JXK4Z3LVLT

    Product Description

    A wireless motion sensor 2-pack compatible with Google Assistant and Alexa for enhanced smart home security.
    See all Motion Sensors & Detectors
    Your price for this item is $19.99
    Save $10
    The previous price was $29.99

  3. FEIT ELECTRIC - Wi-Fi Smart Motion Sensor - White

    SKU: J7C555P3Q2

    Product Description

    A white, battery-powered smart motion sensor that sends phone alerts and integrates with other smart devices.
    See all Motion Sensors & Detectors
    Your price for this item is $36.32

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

    SKU: J7GJZSY3LH

    Great quality...Excellent product from the Best Buy, which is the best in the market...Love it! Works Great!...Works great. It's wire free so love that. 2 year battery life expectancy....Absolutely love...

    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

  5. Fosmon - WaveLink Door Chime Driveway Alarm Guard Wireless Motion Sensor Detector, Store Entrance Alert (1 Receiver + 2 Sensor) - White

    SKU: J3KCT9TT36

    I love that i can leave it in 1 place for a while and move it if I like.

    Product Description

    A wireless white motion sensor alarm system with customizable ringtones and LED alerts for home or business.
    See all Motion Sensors & Detectors
    Your price for this item is $29.99
    Save $0
    The previous price was $30.49

  6. SimpliSafe - Motion Sensor - White

    SKU: J362VFS82G

    Works as intended, love the pet setting. So far no issues have dogs over 50 lbs....Works great with Simplisafe, protects our rentals and Airbnbs...Pet motion works great...Great!

    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 $34.99

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

    SKU: J7GJZSY4H8

    Great Switches....Love these switches. Easy to in to install and connect....I absolutely love these and other products they make like this. Over priced.

    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

  8. Home Zone Security - ES06577G Linkable Flood Light Sensor, 327 ft Range, 4 Channel, Battery Powered, No Wiring

    SKU: J3ZW99W9FW

    Love...Love that it has options to switch channels and the reach on it is oerfdct...Great functionality!...Great product!

    Product Description

    A battery-powered, weather-resistant flood light sensor with 110° motion detection and easy linkable installation for outdoors.
    See all Motion Sensors & Detectors
    Your price for this item is $23.99
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FAQ

Wireless motion sensors detect movement within a designated area using infrared, microwave, or ultrasonic technology. When motion is detected, the sensor wirelessly transmits a signal to a connected device, such as a smart hub, alarm system, or smartphone app.

Yes, many wireless motion sensors are compatible with popular smart home platforms like Google Home, Amazon Alexa, and Apple HomeKit. Always check the product specifications for supported integrations before purchasing.

For optimal performance, install wireless motion sensors in high-traffic areas such as entryways, hallways, or living rooms. Make sure the sensor has a clear line of sight and is mounted at the recommended height according to the manufacturer's instructions.

Most wireless motion sensors are powered by batteries, which makes installation flexible and convenient. Some models may also offer USB or AC power options. Battery life varies depending on usage and sensor type.

Some wireless motion sensors are designed for outdoor use and feature weather-resistant housings. Always verify if the sensor is rated for outdoor installation by checking the product details or manufacturer's guidelines.