Small Motion Sensors
A motion sensor is a device that triggers an action when it detects that something has moved. It's an important part of your home security system, and it can also be used to protect your pets and children. Browse the top-ranked list of small motion sensors below along with associated reviews and opinions.
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SimpliSafe - Motion Sensor - White
SKU: J362VFS82GPet motion works great...Works as intended, love the pet setting. So far no issues have dogs over 50 lbs....Great one...Great product, works fine. If you use this system, ı recommend to have one.
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A white, battery-powered motion sensor with pet detection, 90º field of view, and app compatibility.$30.99 Your price for this item is $30.99Save $4Was $34.99The previous price was $34.99 -
Cync - Wire-Free Motion Sensor (1-Pack) - White
SKU: J7GJZSY3LHGreat quality...Excellent product from the Best Buy, which is the best in the market...Works Great....Love these motion sensors. Easy to in to install and connect.
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A wire-free white motion sensor that automates Cync smart devices with adjustable, app-compatible Bluetooth control.$26.99 Your price for this item is $26.99Save $8Was $34.99The previous price was $34.99 -
Nanoleaf - Sense+ Smart Wireless Switch with Built-in Motion & Daylight Sensors (1PK) - White
SKU: CGC7VVZSTHBest device for Nanoleaf...Best - works amazing, it allows Guest that they’re staying with you to be able to control the Lighting...Great addition
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A white wireless smart switch with built-in motion and daylight sensors for effortless lighting control anywhere.$29.99 Your price for this item is $29.99 -
Shelly - Blu Motion | Bluetooth Motion & Lux Sensor | Compatible with Google Home & Alexa | iOS & Android App | Home Autom - White
SKU: JV5QKCGJW7It’s been very reliable and I love how it works in the background. Definitely happy with it....Shelly BLU Motion has been a great addition to my setup.
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A white Bluetooth motion and lux sensor with app control, smart home compatibility, and energy-saving automation.$25.99 Your price for this item is $25.99 -
Swann - Wireless Motion Alert Sensor (2-pack) - White
SKU: J39HQX99XGGreat!...Great investment!
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A wireless, battery-powered motion sensor in white that detects heat and movement, compatible with Alexa and Google Assistant.$54.99 Your price for this item is $54.99 -
FEIT ELECTRIC - Wi-Fi Smart Motion Sensor - White
SKU: J7C555P3Q2See all Motion Sensors & DetectorsProduct Description
A white, battery-powered smart motion sensor that sends phone alerts and integrates with other smart devices.$36.32 Your price for this item is $36.32Save $4Was $40.57The previous price was $40.57 -
XODO - PS2 Smart Home Wireless Motion Sensor (2-Pack) – Compatible with Google Assistant & Alexa (2-Pack)
SKU: JXK4Z3LVLTSee all Motion Sensors & DetectorsProduct Description
A wireless motion sensor 2-pack compatible with Google Assistant and Alexa for enhanced smart home security.$19.99 Your price for this item is $19.99Save $10Was $29.99The previous price was $29.99 -
SimpliSafe - 4pack Entry Sensor - White
SKU: J362VFSXGRSimpli safe wouldn’t honor the 4 pk pricing but Best Biy sure would. That’s why I love Best Buy...People at the monitoring center are the best in my opinion....I love my SimpliSafe system. It’s easy to...
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A set of four white, battery-powered entry sensors for easy installation on doors or windows.$54.99 Your price for this item is $54.99 -
Aqara - T1 Door and Window Sensor- Requires Hub product, Supports Apple HomeKit, Alexa, Google, SmartThings - White
SKU: JJ8RHCJJVQLove it!😍...It seems like a great idea and I love the fact that it barely uses any energy. 
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A white battery-powered sensor that detects door or window status and supports major smart home platforms.$19.99 Your price for this item is $19.99 -
Deako - Simple Motion Sensor Switch, Automatic Timer, Occupancy/Vacancy Modes, Auto On/Off, Single Pole, Neutral Wire Required - White
SKU: J3R8TLKHCWSee all Smart Light Switches & DimmersProduct Description
A white motion sensor switch with automatic timer, occupancy/vacancy modes, and energy-saving auto on/off features.$59.99 Your price for this item is $59.99
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FAQ
Small motion sensors can be integrated with a wide range of devices, including smart lights, security cameras, home automation systems, alarms, and smart thermostats. They are compatible with many smart home ecosystems, allowing you to automate various tasks based on motion detection.
Some small motion sensors connect directly to Wi-Fi, while others may require a dedicated hub or bridge, depending on the brand and model. Be sure to check the product specifications to determine the connectivity requirements for your chosen sensor.
Many small motion sensors are designed for indoor use, but there are models specifically built for outdoor environments. If you need an outdoor sensor, look for products that are weather-resistant and rated for exterior installation.
Small motion sensors can be powered in various ways, including batteries, USB cables, or direct wiring to an electrical source. Battery-powered models offer flexible placement, while wired options may provide continuous power without the need for battery changes.
Many small motion sensors are compatible with popular voice assistants such as Amazon Alexa and Google Assistant. This allows you to create custom automations and control your smart home devices with voice commands when motion is detected.