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Motion Sensor Doorbell for Business When Entering Door Sensor Motion Sensor Door Chime Indoor for Home Office, Sensor Alarm Prevention Fall Alert Devices for Elderly 1 Sensor 1 Receiver
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  • $39.99 
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Solar Outdoor Motion Sensor Alarm - Dog Barking & Gunshot Sound, Support Recording and Volume Adjustment, 130dB Noise with Flashing Light to Deter Raccoon, Deer, Skunk, Bear, Coyote
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Solar Outdoor Motion Sensor Alarm - Dog Barking & Gunshot Sound, Support Recording and Volume Adjustment, 130dB Noise with Flashing Light to Deter Raccoon, Deer, Skunk, Bear, Coyote

Limited time offer, ends 06/29

  • Brand: Emerson
  • Protocol: Wireless
  • Specifications: Batteries, OUDAER, N91N, 3.3 L x 5.5 W x 3.4 H inches, 3.7 volts_of_direct_current, Solar Powered, Lithium-Ion, 1, 130 decibels, Motion, Wall Mount
  • Features: Motion, remote, Wall Mount, 130 decibels, Batteries
  • Model #: 907284209405
1PCS High Accuracy I2C MAX30105 Particle Optical Sensor Photodetectors Board Module,Smoke Detection Flame Module
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1PCS High Accuracy I2C MAX30105 Particle Optical Sensor Photodetectors Board Module,Smoke Detection Flame Module
  • Brand: GODIYMODULES
  • Part Number: Mod-MAX30105-001
  • Package Contents: 1PCS
  • Model #: 520519578486
Leak Alert Electronic Water Leak Detector & Flood Sensor Alarm with 90dB Audio Dual Leak Alarms, 1 Pack,White
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Leak Alert Electronic Water Leak Detector & Flood Sensor Alarm with 90dB Audio Dual Leak Alarms, 1 Pack,White
  • Brand: Emerson
  • Part Number: 72338
  • Protocol: Wireless
  • Type: clock
  • Model #: 227160254056
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  • $40.99 
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120 DB Loud Door and Window Open Alarm Sensor 2 Pack for Kids, Dementia Patients Safety, Wireless Security Alarms Keep Your Home, Pool, Cabinet, Business Safe
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120 DB Loud Door and Window Open Alarm Sensor 2 Pack for Kids, Dementia Patients Safety, Wireless Security Alarms Keep Your Home, Pool, Cabinet, Business Safe
  • Brand: Emerson
  • Part Number: MSA-820
  • Specifications: Flyoukki, MSA-820, 1.5 L x 0.37 W x 2.9 H inches, 0.091 kilograms, Battery Powered, Alkaline, 6, 120 decibels, Contact Sensor, Door Mount or Window Mount, Home Security System
  • Features: Contact Sensor, Door Mount or Window Mount, 120 decibels, Home Security System
  • Model #: 563789733562
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  • $39.99 
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Freezer Door Alarm with 60 Second Delay, 2, 3, and 4 Minute Reminders, Refrigerator and Fridge Door Alarm or Chime, Low/Loud 80 to 110 dB  Compact Size. (White)
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Freezer Door Alarm with 60 Second Delay, 2, 3, and 4 Minute Reminders, Refrigerator and Fridge Door Alarm or Chime, Low/Loud 80 to 110 dB Compact Size. (White)
  • Brand: Emerson
  • Part Number: Fridggi-52321
  • Color: White
  • Specifications: FRIDGGI, Fridggi-52321, 2 L x 3.5 W x 6.5 H centimeters, 0.08 pounds, 4.5 volts, Battery Powered, Alkaline, 110 decibels, Contact Sensor, Door Mount, Mini Sensor
  • Model #: 163979278866
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  • $37.91 
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Door Chime, Wireless Door Chimes When Door Open Entry for Business/Home/Office/Store Door Ringer Alert Buzzer Alarm Door Ringer for Opening  Door Open Alert - 2 sensors
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  • $55.99 
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Temp Tracker Probe Wi-Fi Alert System with The Bridge Gateway and a Temperature Probe Sensor with Ambient Temperature and Humidity
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Temp Tracker Probe Wi-Fi Alert System with The Bridge Gateway and a Temperature Probe Sensor with Ambient Temperature and Humidity
  • Brand: Emerson
  • Part Number: X100-TP-01
  • Type: clock
  • Specifications: BRIDGE; 1 Temp Probe, 2.48 L x 1.79 W x 5.35 H inches, 15.5 L x 16.5 W x 18.9 H centimeters, 0.59 kilograms, La Crosse Technology, X100-TP-01, Medium, false, true, La Crosse Technology, Ltd., 2025-11-20T21:09:16.547Z, 1
  • Model #: 930106994682
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  • $80.99 
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Carbon Monoxide Detectors, Plug in CO Detector with LED Digital Display, Portable CO Alarm Monitor for Home, Hotel, Office, RV
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Carbon Monoxide Detectors, Plug in CO Detector with LED Digital Display, Portable CO Alarm Monitor for Home, Hotel, Office, RV
  • Brand: Firlarm
  • Part Number: YC-806
  • Dimensions: 2.36 in x 2.76 in x 4.72 in
  • Weight: 0.3 lb
  • Model #: 534988531916
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  • $39.99 
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Digital Alarm Clocks for Bedrooms: Large Bold Number 5 Brightness Dimmer - Easy to Read Across The Room - 5 Alarm Sound 8 Night Light - Silver
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Digital Alarm Clocks for Bedrooms: Large Bold Number 5 Brightness Dimmer - Easy to Read Across The Room - 5 Alarm Sound 8 Night Light - Silver
  • Brand: Emerson
  • Color: White
  • Protocol: Wireless
  • Specifications: Sliver-U2, U2-SV-001, Odokee, 14 L x 3.81 W x 10 H centimeters, Corded Electric, Tabletop, Digital, Adjustable Brightness, Adjustable Volume, Charging Port, Large Display, Mood Light
  • Model #: 742882943663
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  • $35.99 
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Freezer Thermometer Alarm, Smart Bluetooth Temperature Monitor Sensor for Refrigerator, 197 Ft Connecting Range APP Alert with Anti-False for Freezer (WiFi Gateway Not Included)
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  • $35.99 
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Digital Calendar Alarm Clock - Dementia Clocks for Seniors, Non-Abbreviated Memory Loss Clock with Date and Time for Elderly (White)
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Digital Calendar Alarm Clock - Dementia Clocks for Seniors, Non-Abbreviated Memory Loss Clock with Date and Time for Elderly (White)
  • Brand: Emerson
  • Part Number: SSYA-DJU01
  • Color: White
  • Protocol: Wireless
  • Model #: 587261185722
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  • $59.99 
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Motion Sensor Alarm,Wireless Motion Detector Door Chime Doorbell for Home Store Business,Caregiver Reminder for Elderly,USB/Battery,Vibration
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Motion Sensor Alarm,Wireless Motion Detector Door Chime Doorbell for Home Store Business,Caregiver Reminder for Elderly,USB/Battery,Vibration
  • Brand: Emerson
  • Part Number: motion sensor alarm
  • Protocol: Wireless
  • Specifications: 2.48 L x 0.87 W x 4.25 H inches, Door Mount, Battery Powered, Lithium-Ion, PIR Motion Sensors, Magnetic Sensors, Vibration Sensors, Remote Controls, Motion Sensor Doorbell, motion sensor alarm, Cruxer Tech Inc., White, Cruxer
  • Model #: 388071808867
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  • $39.99 
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WiFi Refrigerator Thermometer with Alarm, Freezer Alarms Thermometer Sensor with App Alert, 90dB Loud Alarm for Fridge Kitchen Fish Tank Wine Cellar Hot Tub 2 Pack (2.4G WiFi Only)
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  • $35.99 
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Portable Carbon Monoxide Detectors for Travel 3-in-1 Square Carbon Monoxide Monitor with 43 Detection Holes, RV CO Detector Alarm Temp/Humidity Sensor for Home, Camping & Travel Tent Car
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  • $57.99 
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Solar Motion Sensor Alarm with Custom Voice Upload - 120dB Loud Noise Maker & Strobe Lights, Remote Control, IP65 Waterproof for Deer/Bear Deterrent, Chicken Coop Security, Pool Safety Alerts
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Solar Motion Sensor Alarm with Custom Voice Upload - 120dB Loud Noise Maker & Strobe Lights, Remote Control, IP65 Waterproof for Deer/Bear Deterrent, Chicken Coop Security, Pool Safety Alerts
  • Brand: Emerson
  • Part Number: CT90Y
  • Specifications: 2.8 L x 3 W x 5.3 H inches, 20 feet, Wall Mount, Solar Powered, Lithium-Ion, CT90Y, LORA, gray, PILSAMAS
  • Features: Wall Mount, 20 feet, true
  • Model #: 659514764988
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  • $46.99 
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PIR Motion Sensor Door Bell Shop Visitor Alert Chime Dingdong Welcome Alarm Burglar Motion Detector
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PIR Motion Sensor Door Bell Shop Visitor Alert Chime Dingdong Welcome Alarm Burglar Motion Detector
  • Brand: Emerson
  • Part Number: TL-80
  • Color: White
  • Specifications: 1.58 L x 2.1 W x 3.3 H inches, 0.17 pounds, 6 meters, Embedded, AC/DC, Alkaline, Plastic, -10-35 kelvin, Detector, TL-80, S SELDORAUK
  • Model #: 767960326814
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  • $36.99 
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Carbon Monoxide Detector, Plug-In Alarm with Battery Backup, CO606, White, 1-Pack
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  • $47.99 
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Motion Sensor Alarm - Seanme Wireless Driveway Alarm 100m Long Distance Signal Transmission, Home Security Alarm System Motion Sensor Doorbell with 38 Chime Tunes (1 reciver and 2 Sensor)
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Motion Sensor Alarm - Seanme Wireless Driveway Alarm 100m Long Distance Signal Transmission, Home Security Alarm System Motion Sensor Doorbell with 38 Chime Tunes (1 reciver and 2 Sensor)
  • Brand: Emerson
  • Part Number: 0256-0258
  • Color: White
  • Specifications: 3.15 L x 3 W x 1.3 H inches, 328 feet, Wall Mount, Battery Powered, Alkaline, Detector, motion sensor alarm, 0256-0258, Seanme, seanme
  • Model #: 817260336960
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  • $49.99 
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Upgraded Hidden Camera Detector - AI-Powered Anti-Spy Device, GPS Tracker & Bug Detector, Portable RF Signal Scanner for Hotels, Travel, Home & Office (Black)
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  • $59.99 
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Digital Alarm Clocks for Bedrooms: Large Bold Number 5 Brightness Dimmer - Easy to Read Across The Room - 5 Alarm Sound 8 Night Light - Silver
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Digital Alarm Clocks for Bedrooms: Large Bold Number 5 Brightness Dimmer - Easy to Read Across The Room - 5 Alarm Sound 8 Night Light - Silver
  • Brand: Emerson
  • Color: White
  • Specifications: Sliver-U2, U2-SV-001, Odokee, 14 L x 3.81 W x 10 H centimeters, Corded Electric, Tabletop, Digital, Adjustable Brightness, Adjustable Volume, Charging Port, Large Display, Mood Light
  • Features: Adjustable Brightness, Adjustable Volume, Charging Port, Large Display, Mood Light
  • Model #: 212973181566
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  • $32.99 
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CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack
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  • $46.49 
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KEHIPI MT68 Pinless Moisture Meter for Walls and Floors, Non-Invasive Ball Sensor, LED Indicator & LCD Display, Adjustable Alarm, Basement Moisture Detector for Home, RV, Wood
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  • $55.99 
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Home smart sensors allow you to monitor the essential and necessary inner workings of your home and connect to the internal home environment. Whether you need to detect leaking water or gas pipes, or you want to monitor motion for security purposes, you can find a versatile range of smart sensors and home security alarms to keep your home safe and secure. Consider essential factors and features such as function, wireless capabilities, smart hub integration and ease of installation when shopping for this equipment.

Door and Window Sensors Indicate When There is Entry Into a Home

Door and window sensors attach to a window or door frame for easy installation, and billowing drapes or wandering pets are less likely to trigger them. Close the sensor circuit when you shut the door or window. Opening it triggers an alert, so you can take action. Most door and window sensors operate via a central hub, and you can purchase them individually or in packs to cover multiple doors and windows. Upgrade your home security by integrating them with smart door locks and access accessories for improved insight, control and flexibility. Smart door locks notify the user when an intruder opens the door, and some use access codes or biometrics to distinguish coming or going motion.

Smart Motion Sensors Show Movement Within a Space or Rooms

Motion sensors detect movement within a space by using infrared technology, triggering an alert to indicate movement. They are highly customizable to cater to individual safety and security needs. Sensors come in different types and sizes, and most are compatible with other technology ecosystems. Choose a motion sensor with a simple plug-and-play setup for quick and convenient pairing with smart hub kits and other apps. Some home smart sensors can track movement over time and trigger additional action, such as switching the lights on automatically. They work well to monitor the movement of children or an elderly relative.

Temperature Humidity Sensors Help Regulate Your Indoor Climate

Temperature humidity sensors are smart home automation accessories that track and record changes in the temperature and humidity conditions of any space. The sensors use Bluetooth®, Wi-Fi® or a cellular network connection, and you can use them to monitor indoor climate conditions remotely at any point in time. Choose a precise and accurate temperature humidity sensor with a buzzer, or one that seamlessly relays email and text alerts when you are not physically present. Most sensors have apps through which you can define logging and recording intervals and customize broadcast strengths. Select a sensor that works well in a range of environments, including cold rooms, greenhouses and cigar cabinets.

The Wi-Fi Water Sensor Provides Alerts of Flooding for Appropriate Action

The Wi-Fi water sensor lets you know in advance about a flooding threat so you can take corrective action to prevent costly home repairs and equipment damage. The unique sensing mechanism notifies the homeowner instantly when the water starts pooling.