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Natural Gas Leak Detector, Portable Gas Sniffer with Audible & Visual Alarm, for Combustible Gas Like Methane, Propane with 2 Batteries & Carrying Pouch Black
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  • $19.99 
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Small, Space-Saving Digital Alarm Clock  Compact Bedside Clock with Large Red LED Display, Easy Top Button Controls, Snooze, and Battery Backup  Perfect for Bedroom, Dorm, or Travel
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Small, Space-Saving Digital Alarm Clock Compact Bedside Clock with Large Red LED Display, Easy Top Button Controls, Snooze, and Battery Backup Perfect for Bedroom, Dorm, or Travel
  • Brand: Emerson
  • Color: White
  • Specifications: 30228, SHARP, 2.54 L x 3.81 W x 22.86 H centimeters, Tabletop, Digital
  • Dimensions: 14.33in W x 12.83in H x 9.06in D
  • Model #: 374698142359
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  • $19.99 
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Sunrise Alarm Clock with Sound Machine: White Noise Machine for Heavy Sleepers, 12 Light Colors 30 Sleep Sounds 20 Brightness 32 Volume - Wake up Light with Touch Control for Bedrooms and Better Sleep
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Sunrise Alarm Clock with Sound Machine: White Noise Machine for Heavy Sleepers, 12 Light Colors 30 Sleep Sounds 20 Brightness 32 Volume - Wake up Light with Touch Control for Bedrooms and Better Sleep
  • Brand: Emerson
  • Part Number: YF03
  • Color: White
  • Specifications: Sunrise Alarm Clock, YF03, Rohent, Shenzhen TingRui Technology Co.,Ltd., true, lithium_metal, 0.62 watt_hours, cell, 8.4074 L x 26.4922 W x 27.1018 H centimeters, 0.662 kilograms
  • Model #: 435645090424
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  • $56.99 
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SC91 Projection Alarm Clock for Bedrooms with Weather Station, Wireless Indoor Outdoor Thermometer, Temperature Humidity Monitor Gauge Hygrometer
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SC91 Projection Alarm Clock for Bedrooms with Weather Station, Wireless Indoor Outdoor Thermometer, Temperature Humidity Monitor Gauge Hygrometer
  • Brand: Emerson
  • Part Number: SC91
  • Color: White
  • Specifications: SC91, SMARTRO, 16.76 L x 3.81 W x 9.91 H centimeters, Battery Powered, Tabletop, Digital, Projection Clock, Alarm, Adjustable Brightness, Snooze, Weather Monitoring, 13-month warranty except for artificial damages.
  • Model #: 408800317830
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  • $69.99 
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Water Leak Detector Sensor Alarm: Home Water Flooding Monitor Smart Sink Overflow Monitoring Adjustable Wet Moisture Alert Pipe Leakage Drip Detection Warning for Basement Floor
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  • $24.99 
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Portable Carbon Monoxide Detector for Travel, Professional 4-in-1 Square CO Monoxide Monitor with Audible and Visual Alarm Rechargeable Backlit LCD Screen 300HR Standby for Home Car Camping Tent
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  • $53.99 
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5 Pack Water Leak Alarm Detector, 120dB Loud Alert Water Sensor, IP66 Waterproof, Sensitive Leak and Drip Alert, Easy Installation for Home, Basement Flood Prevention, Bathroom, Sink, Laundry
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5 Pack Water Leak Alarm Detector, 120dB Loud Alert Water Sensor, IP66 Waterproof, Sensitive Leak and Drip Alert, Easy Installation for Home, Basement Flood Prevention, Bathroom, Sink, Laundry
  • Brand: Emerson
  • Color: White
  • Protocol: Wireless
  • Specifications: 5* WD70 Water Sensor; 10 AAA Batteries; Open tool;, RUIKORING, RK-WD70x5, 3.15 L x 1.1 W x 3.15 H inches, 0.445 kilograms, 12 volts_of_direct_current, Battery Powered, Alkaline, 10, 120 decibels, Contact Sensor, Floor Mount, Window Mount, Home, Basement Flood Prevention, Bathroom, Sink, Laundry
  • Model #: 548287186767
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  • $68.99 
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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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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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Compact 110 dB Water Alarm w/360° Sensing Technology (BW-WA360)
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Compact 110 dB Water Alarm w/360° Sensing Technology (BW-WA360)
  • Brand: Emerson
  • Part Number: BW-WA360
  • Protocol: Wireless
  • Specifications: THE BASEMENT WATCHDOG Model BW-WA360 110 dB Battery Operated Water Alarm, THE BASEMENT WATCHDOG, BW-WA360, 2.375 L x 1 W x 3.25 H inches, 9 volts, Battery Powered, Alkaline, 110 decibels, Contact Sensor, Wall Mount, Pit Mount, Floor Mount, None, Various water-prone devices and areas
  • Model #: 372426398038
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  • $39.99 
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3 Pack Water Leak Detectors for Home, 4 Levels Adjustable Audio 0-120dB Water Sensor Alarm Leak Detector, IP66 Water Leakage Detection Device for Home Basements Bathroom Kitchen Toilet Laundry
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3 Pack Water Leak Detectors for Home, 4 Levels Adjustable Audio 0-120dB Water Sensor Alarm Leak Detector, IP66 Water Leakage Detection Device for Home Basements Bathroom Kitchen Toilet Laundry
  • Brand: Emerson
  • Protocol: Wireless
  • Type: clock
  • Specifications: 3 x Water Leak Detectors,6x AAA Batteries,1 x User Manual, STECHRO, WD77*3, Water Leak Alarm, 2.89 L x 2.89 W x 1.04 H inches, Battery Powered, Alkaline, 2, 120 decibels, Contact Sensor, Tabletop Mount, W13 Smart Gateway, Smartphone, Tablet
  • Model #: 363261224048
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  • $75.99 
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2025 NEW, Digital Clocks, 7'' Dementia Clock with Date and Time for Elderly, Auto-Dimming, 12 Reminders & 6 Alarms, Button & Remote Control, Auto DST, Digital Calendar for Seniors Large Display
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2025 NEW, Digital Clocks, 7'' Dementia Clock with Date and Time for Elderly, Auto-Dimming, 12 Reminders & 6 Alarms, Button & Remote Control, Auto DST, Digital Calendar for Seniors Large Display
  • Brand: Emerson
  • Color: White
  • Specifications: P07C3, Shenzhen Somy Technology Co.,Ltd, 7.08 L x 1.5 W x 4.92 H inches, Corded Electric, Tabletop, Digital, Adjustable Brightness, Adjustable Volume, Alarm, Calendar Display, Daylight Saving
  • Features: Adjustable Brightness, Adjustable Volume, Alarm, Calendar Display, Daylight Saving
  • Model #: 471895871289
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  • $53.99 
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Clock with Day and Date for Elderly, 7" Large Display Digital Calendar Day Clock with 20 Custom Alarms and Medicine Reminders, Dimmable Dementia Alzheimers Clocks for Seniors, Black (Ac Powered)
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Clock with Day and Date for Elderly, 7" Large Display Digital Calendar Day Clock with 20 Custom Alarms and Medicine Reminders, Dimmable Dementia Alzheimers Clocks for Seniors, Black (Ac Powered)
  • Brand: Emerson
  • Part Number: CR1029
  • Color: White
  • Specifications: CR1029, Wuhan Wismco E-commerce Co., Ltd., 7.17 L x 3.81 W x 4.6 H inches, Corded Electric, Tabletop, Digital, Calendar Display, Large Display, Adjustable Brightness, Battery Backup, Outlet Powered
  • Model #: 296668692931
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  • $53.99 
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Natural Gas Leak Detector - Propane Leak Detector with 11-Inch Gooseneck for Natural Gas Detectors, Gas Detector Sniffer with Audible & Visual Alarm for Home Combustible Gas Propane Methane
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Natural Gas Leak Detector - Propane Leak Detector with 11-Inch Gooseneck for Natural Gas Detectors, Gas Detector Sniffer with Audible & Visual Alarm for Home Combustible Gas Propane Methane
  • Brand: Povlen
  • Dimensions: 1.33 in x 2.08 in x 6.5 in
  • Weight: 0.4 lb
  • Package Contents: 1 × CGD902A natural gas detectors for home, 2 × batteries, 1 × storage bag and 1 × user manual
  • Model #: 361964239243
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  • $63.99 
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Smart Motion Sensor, WiFi PIR Motion Sensor for Alarm System, Mini Infrared Motion Sensor with App Remote Monitoring, Triggering Lights and Scenes.1 PCS
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Smart Motion Sensor, WiFi PIR Motion Sensor for Alarm System, Mini Infrared Motion Sensor with App Remote Monitoring, Triggering Lights and Scenes.1 PCS
  • Brand: Emerson
  • Part Number: P08
  • Specifications: 2 L x 4 W x 1 H centimeters, 0.05 kilograms, 8 meters, Wall Mount, Battery Powered, AAA, Motion Detectors, P08, QXMH, 1 PCS
  • Features: Wall Mount, 8 meters, true
  • Model #: 899463433647
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  • $25.59 
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110 dB Water Alarm w/Detachable Sensor for Hard-to-Reach Areas (BWD-HWA)
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110 dB Water Alarm w/Detachable Sensor for Hard-to-Reach Areas (BWD-HWA)
  • Brand: Emerson
  • Part Number: BWD-HWA
  • Protocol: Wireless
  • Specifications: BWD-HWA, THE BASEMENT WATCHDOG, 00895001498, 4.25 L x 1.25 W x 3.25 H inches, 4.7 ounces, 9 volts, Battery Powered, Alkaline, 110 decibels, Water Sensor, Wall Mount
  • Model #: 815674299481
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  • $30.99 
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Digital Alarm Clock with 2 USB Chargers,Bluetooth Speaker, FM Radio,Night Light,5-Level Dimmer,Adjustable Volume,12/24H,Snooze,Battery Backup,Loud Clock Radio for Heavy Sleepers Adults
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Digital Alarm Clock with 2 USB Chargers,Bluetooth Speaker, FM Radio,Night Light,5-Level Dimmer,Adjustable Volume,12/24H,Snooze,Battery Backup,Loud Clock Radio for Heavy Sleepers Adults
  • Brand: Emerson
  • Color: White
  • Protocol: Wireless
  • Specifications: Clock Radio, CR1025, Mesqool E-commerce Co.,Ltd, 3.31 L x 1.5 W x 2.32 H inches, Corded Electric, Tabletop, Digital, Adjustable Brightness, Adjustable Volume, Alarm, Charging Port, Radio
  • Model #: 152318336106
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  • $47.99 
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Carbon Monoxide Detectors, 10 Year Product Life CO Detector with LCD Digital Display and Sound Warning, ETL Listed, Carbon Monoxide Detectors Battery Operated for Home School Office, 1-Pack
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Carbon Monoxide Detectors, 10 Year Product Life CO Detector with LCD Digital Display and Sound Warning, ETL Listed, Carbon Monoxide Detectors Battery Operated for Home School Office, 1-Pack
  • Brand: SITERWELL
  • Dimensions: 1.4 in x 4.7 in x 3.14 in
  • Weight: 0.441 lb
  • Package Contents: carbon-monoxide-detectors
  • Model #: 464267335782
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  • $42.99 
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Water Leak Detector with Loud Alarm, 100dB Siren & LED Flash, Water Sensor Alarm for Home, Basement, Sump Pump, Kitchen, Bathroom, RV, Water Heater, Indoor Outdoor 5-Pack
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  • $67.99 
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Water Sensor Alarm Leak Detector  100dB Loud Alert, 6.5ft Detection Cable, 4 Volume Levels, Water Detector Sensor for Basement, Bathroom, Laundry, Kitchen, Sump Pump & Home
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  • $37.99 
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15'' Large Digital Wall Clock Battery Operated, Atomic Clock with Indoor Temperature and Humidity, Self-Setting with Auto DST, for Kitchen, Classroom, Living Room (Batteries Not Included)
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15'' Large Digital Wall Clock Battery Operated, Atomic Clock with Indoor Temperature and Humidity, Self-Setting with Auto DST, for Kitchen, Classroom, Living Room (Batteries Not Included)
  • Brand: Emerson
  • Color: White
  • Specifications: AC-WC150D, EASYERA, 14.18 L x 1.5 W x 6.2 H inches, Battery Powered, Wall Mount / Desktop, Digital
  • Dimensions: 14.33in W x 12.83in H x 9.06in D
  • Model #: 398393094583
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  • $65.99 
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Nuleto WiFi Water Leak Detector 1s,Smart Water Sensor Alarm,Water Alarm with SMS,Phone Call,APP Push,492ft for Home,Basement,Kitchen,3 Pack,2.4G WiFi Only
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  • $51.99 
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WiFi Water Sensors - 110dB Detector with Real-time APP Notifications | 5Pack Leak Alarm with Remote Control, 2.4G Sensors for Home
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WiFi Water Sensors - 110dB Detector with Real-time APP Notifications | 5Pack Leak Alarm with Remote Control, 2.4G Sensors for Home
  • Brand: Emerson
  • Part Number: HM2F991B3-1AB
  • Color: White
  • Protocol: Wireless
  • Model #: 734461666719
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  • $67.99 
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Projection Alarm Clock for Bedroom Ceiling, Digital Clock Projector with Weekday/Weekend Mode, Date, Temperature, Humidity, Type-C USB Charger, Snooze, Dual Alarms, Dimmer,12/24H
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  • $48.99 
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WiFi Water Leak Detectors for Home with Tuya APP Push and 100dB Sound Alarm, Suit for Warehouse, Basement, Kitchen, Laundry Room, Compatible with Alexa&Google Assistant (Support WiFi 2.4G)
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WiFi Water Leak Detectors for Home with Tuya APP Push and 100dB Sound Alarm, Suit for Warehouse, Basement, Kitchen, Laundry Room, Compatible with Alexa&Google Assistant (Support WiFi 2.4G)
  • Brand: Emerson
  • Color: White
  • Protocol: Wireless
  • Specifications: Nestool, SQ400C, 2.5 L x 2.5 W x 1 H inches, Battery Powered, Alkaline, 2, 100 decibels, Wireless Sensor, Smartphone
  • Model #: 631635170302
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  • $32.99 
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Water Leak Detector with 105dB Adjustable Alarm, Water Alarm with Dual Sets Sensor Probes Leaks and Floods. Suit for Home, Basement, and Kitchen(Cannot Connect to Wi-Fi Directly)
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Water Leak Detector with 105dB Adjustable Alarm, Water Alarm with Dual Sets Sensor Probes Leaks and Floods. Suit for Home, Basement, and Kitchen(Cannot Connect to Wi-Fi Directly)
  • Brand: Emerson
  • Color: White
  • Protocol: Wireless
  • Specifications: Water Sensor 1 Pack, GoveeLife, H5059, Water Leak Detector 1s, 3.66 L x 2.63 W x 1.49 H inches, Battery Powered, Alkaline, 2, 105 decibels, 915Mhz, Tabletop Mount, Smartphone
  • Model #: 052738334016
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  • $33.99 
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Water Leak Detector 3 Pack,  Water Alarm 110DB, Wireless, Waterproof & Battery-Operated, Audio and Light Alerts for Bathroom, Kitchen & Home Security ( Battery Not Included )
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Water Leak Detector 3 Pack, Water Alarm 110DB, Wireless, Waterproof & Battery-Operated, Audio and Light Alerts for Bathroom, Kitchen & Home Security ( Battery Not Included )
  • Brand: Emerson
  • Part Number: GRLJJS618WA03-CA
  • Protocol: Wireless
  • Specifications: Case, Shackcom, GRLJJS618WA03-CA, water alarm, 39 L x 13 W x 13 H centimeters, 9 volts, Battery Powered, Alkaline, 110 decibels, Water Sensor, Wall Mount, Home Security System
  • Model #: 129507402496
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  • $55.99 
  • Free Shipping

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.