• In Stock
  • Sold by Newegg
  • New
Brands
Show More
Price
Show More
Protocol
Type
Show More
Amazon Alexa Compatibility
Google Assistant Compatibility
App-Enabled
Sold by
All Top Brands
Availability
Condition
Current Promotion
Discount
Useful Links
Customer Ratings
  • Featured Brands

    See Deals from TP-Link
Sort By:
View:
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
Quick View
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, 0.24 kilograms, 20 feet, Wall Mount, Solar Powered, Lithium-Ion, CT90Y, LORA, gray, PILSAMAS
  • Features: Wall Mount, 20 feet, true
  • Model #: 896510490545
  •  
  • $46.99 
  • Free Shipping
Compact 110 dB Water Alarm w/360° Sensing Technology (BW-WA360)
Quick View
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
  •  
  • $39.99 
  • Free Shipping
Smart Wi-Fi Water Sensor for Home, Wireless Leak Detector with App Alerts, Remote Monitoring, Freeze Detection, Instant Notifications, Battery-Powered Smart Water Alarm (1 Pack)
Quick View
  •  
  • $39.99 
  • Free Shipping
Carbon Monoxide Detector, Plug-In Alarm with Test & Silence Button, CO600, White, 1-Pack
Quick View
  •  
  • $59.98 
  • Free Shipping
WiFi Water Sensors - 110dB Detector with Real-time APP Notifications | 5Pack Leak Alarm with Remote Control, 2.4G Sensors for Home
Quick View
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
  •  
  • $67.99 
  • Free Shipping
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
Quick View
  •  
  • $67.99 
  • Free Shipping
RV Carbon Monoxide and Propane Detector, Replace The Old RV Gas Detector #31011,2 in 1 Dual CO/LP Gas Alarm,100dB Loud Alarm,12V DC for Motorhome Travel Trailer, Motor Coach (R503 Flush Mount-Black)
Quick View
  •  
  • $79.99 
  • Free Shipping
BRK Carbon Monoxide Detector, Hardwired Alarm with Battery Backup, CO5120BN, White
Quick View
  •  
  • $75.99 
  • Free Shipping
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)
Quick View
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
  •  
  • $33.99 
  • Free Shipping
Smoke Detector, AA Battery Powered LED Status Lights, 85 dB Alarm, 5-inches
Quick View
  •  
  • $59.99 
  • Free Shipping
CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack
Quick View
  •  
  • $39.99 
  • Free Shipping
110 dB Water Alarm w/Detachable Sensor for Hard-to-Reach Areas (BWD-HWA)
Quick View
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
  •  
  • $30.99 
  • Free Shipping
WiFi Water Sensor 2 Pack, Smart Water Leak Detector, 100dB Adjustable Alarm Suit for Home and Basement, Water Leak Alert with Email & APP Push (Only Support 2.4G Wi-Fi)
Quick View
  •  
  • $63.99 
  • Free Shipping
Super Loud Alarm Clock for Heavy Sleepers Adults,Digital Clock with 7 Color NightLight,Adjustable Volume,USB Charger,Small Clocks for Bedrooms,Ok to Wake Up for Kids,Teens (White+RGB)
Quick View
  •  
  • $29.99 
  • Free Shipping
Carbon Monoxide Detector, Plug-In Alarm with Battery Backup, CO606, White, 1-Pack
Quick View
  •  
  • $49.99 
  • Free Shipping
Digital Alarm Clocks for Bedrooms: Large Bold Number 5 Brightness Dimmer - Easy to Read Across The Room - 5 Alarm Sound 8 Night Light - Silver
Quick View
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 #: 287698461191
  •  
  • $31.99 
  • Free Shipping
Smoke Alarm, Battery-Operated Detector with Test & Silence Button, SMI100, 1-Pack
Quick View
  •  
  • $38.99 
  • Free Shipping
Smoke Alarm, 10-Year Sealed Battery Detector with Test & Silence Button, SMI110, 1-Pack
Quick View
  •  
  • $49.99 
  • Free Shipping
20 Series Mini LP Gas Alarm - Propane Alarm - Surface Mount, Black - 20-441-P-BL
Quick View
  •  
  • $79.99 
  • Free Shipping
KEHIPI Rechargeable Moisture Meter with Tri-Colour Display  Wall Damp Meter with Visual & Sound Alerts, Professional Damp Detector for Timber, Walls, Cement, and Building Materials
Quick View
KEHIPI Rechargeable Moisture Meter with Tri-Colour Display Wall Damp Meter with Visual & Sound Alerts, Professional Damp Detector for Timber, Walls, Cement, and Building Materials
  • Brand: Proster
  • Color: Rechargeable Pin Moisture Meter
  • Package Contents: Moisture Meter; Storage bag; Manual; Charging Cable
  • Model #: PST276-US
  •  
  • $47.99 
  • Free Shipping
Home RWD42/A Water Defense Water Leak Alarm with Sensing Cable, Rwd42 , White
Quick View
Home RWD42/A Water Defense Water Leak Alarm with Sensing Cable, Rwd42 , White
  • Brand: Emerson
  • Part Number: RWD42/A
  • Protocol: Wireless
  • Specifications: Honeywell, RWD42/A, 3 L x 1.75 W x 3 H inches, 0.1 pounds, Battery Powered, Alkaline or Lithium, 2, 100 decibels, Contact Sensor, Wall Mount
  • Model #: 060197542357
  •  
  • $65.99 
  • Free Shipping
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
Quick View
  •  
  • $24.99 
  • Free Shipping
Wireless Water Leak Detector - Works Standalone or with Smart Hub, Loud Siren Water Leak Sensor and Drip Alarm, IP67 Waterproof, for Home, Basement, Bathroom, Under Sink, Laundry
Quick View
  •  
  • $22.99 
  • 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.