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Buy Sensors & Alarms for Home Safety

Found 431 items
Radon Detector for Home — Gas Safety Equipment, Neoglint

Fire Safety Equipment

(3)

Radon Detector for Home Tuya app integration

$336.28
  • Specifications
  • Brand: Neoglint
  • Detection Type: Radon gas
  • Alarm Type: Sound, Light
  • Connectivity: Tuya app
  • Plug Type: US Plug
Ammonia Gas Detector — Gas Analyzers, Kkmoon

Gas Safety Equipment

(2)

Kkmoon SMART SENSOR Portable design

$303.00
  • Specifications
  • Brand: Kkmoon
  • Model: SMART SENSOR
  • Detection Type: Ammonia Gas
  • Display: Digital
  • Portability: Portable
  • Use Case: Automotive, Industrial
Smart Human Presence Sensor — Smart Home Security, Comfort Homeware

Fire Safety Equipment

(2)

Smart Human Presence Sensor Energy saving

$246.13
  • Specifications
  • Brand: Comfort Homeware
  • Technology: Millimeter radar
  • Connectivity: Wi-Fi, ZigBee
  • Compatibility: Smart home ecosystems
Portable Ammonia Gas Detector — Gas Analyzers, TOMTOP JMS

Gas Safety Equipment

(2)

TOMTOP JMS 0100PPM Black Digital gas tester

$222.96
  • Specifications
  • Brand: TOMTOP JMS
  • Model: 0100PPM
  • Measurement Range: 0-100PPM
  • Color: Black
  • Type: Digital
4-in-1 Gas Detector — Gas & CO Detectors, Kkmoon

Gas Safety Equipment

(2)

Kkmoon SMART SENSOR Orange Detects multiple gases

$200.50
  • Specifications
  • Brand: Kkmoon
  • Model: SMART SENSOR
  • Detection Gases: HS, CO
  • Plug Type: US Plug
  • Color: Orange
Digital Portable Oxygen Gas Detector — Gas Analyzers, TOMTOP JMS

Gas Safety Equipment

(2)

Digital Portable Oxygen Gas Detector Portable design

$170.48
  • Specifications
  • Brand: TOMTOP JMS
  • Detection Type: Oxygen (O₂)
  • Power Source: Rechargeable battery
  • Display: Color display
  • Accuracy: High
Multigas Monitor — Gas Analyzers, Zeblaze

Gas Safety Equipment

(2)

Zeblaze ST8990 Rechargeable battery

$137.95
  • Specifications
  • Brand: Zeblaze
  • Model: ST8990
  • Display: 4-inch LCD with backlight
  • Power: Rechargeable battery
  • Plug Type: European standard
Wi-Fi CO2 Sensor — Air Quality Monitors, RATOC

CO Detectors & Alarms

(2)

RATOC RS-WFCO2 White Wi-Fi connectivity

$120.47
  • Specifications
  • Brand: RATOC
  • Model: RS-WFCO2
  • Connectivity: Wi-Fi
  • Color: White
  • GTIN: 4949090721074
4-in-1 Portable Gas Monitor — Gas Analyzers, TOMTOP JMS

Gas Safety Equipment

(2)

TOMTOP JMS SMART SENSOR Rechargeable battery

$101.79
  • Specifications
  • Brand: TOMTOP JMS
  • Model: SMART SENSOR
  • Detection Gases: H₂S, O₂, CO, LEL
  • Power Source: Rechargeable battery
  • Portability: Portable
Air Detector — Home Climate Control, Xiaomi

CO Detectors & Alarms

(2)

Xiaomi Lite Works with MiHome and Apple HomeKit

$88.19
  • Specifications
  • Brand: Xiaomi
  • Model: Lite
  • Compatibility: MiHome, Apple HomeKit
  • Monitoring Capabilities: CO2, PM2.5, PM10, Temperature, Humidity
  • Display: Touch screen
Liquid Level Indicator — Coolant Level, TOMTOP JMS

Water Leak Detection Systems

(2)

TOMTOP JMS ALS136 Water tank level control

$84.87
  • Specifications
  • Brand: TOMTOP JMS
  • Model: ALS136
  • Operating Voltage: AC 200V
  • Function: Level monitoring, Alarm signaling
  • Installation: Easy
Smart WiFi Smoke and Carbon Monoxide Detector — Carbon Monoxide Detectors, HOME-Auto-001

Fire Safety Equipment

(1)

HOME-Auto-001 ZN292447 White WiFi connectivity

$68.65
  • Specifications
  • Brand: HOME-Auto-001
  • Model: ZN292447
  • Connectivity: WiFi
  • Detection Types: Smoke, Carbon Monoxide
  • Power Source: Battery-free
  • Color: White
Smart Waste Bin Sensor — Waste Baskets, Simple and warm

Water Leak Detection Systems

(2)

Smart Waste Bin Sensor Waterproof design

$59.86
  • Specifications
  • Brand: Simple and warm
  • Waterproof: Yes
  • Battery operated: Yes
  • Dual barrel: Yes
Smart Smoke Detector — Smoke Detectors, Xiaomi

Dual Sensor Alarms

(2)

Smart Smoke Detector Zigbee compatible

$56.88
  • Specifications
  • Brand: Xiaomi
  • Compatibility: Zigbee
  • Features: Fire alarm monitoring, Remote control, Sound alert sensor
  • Included: No box
Smart Wi-Fi Door and Window Alarm Sensor — Smart Home Security, Fine products supermarket

Fire Safety Equipment

(2)

Smart Wi-Fi Door and Window Alarm Sensor Real-time door sensor

$55.36
  • Specifications
  • Brand: Fine products supermarket
  • Connectivity: Wi-Fi
  • Alarm Type: Sound
  • Monitoring: Real-time
  • Safety Feature: Child safety, Pool alarm
Handheld Carbon Monoxide Meter — Gas Analyzers, Kkmoon

Gas Safety Equipment

(2)

Kkmoon ST9700 High precision CO measurement

$51.23
  • Specifications
  • Brand: Kkmoon
  • Model: ST9700
  • Measurement Range: 0-1000ppm
  • Accuracy: ±5%
  • Response Time: <60 seconds
  • Power Supply: Battery operated
Handheld Gas Leak Detector — Gas Safety Equipment, Zeblaze

Gas Safety Equipment

(2)

Handheld Gas Leak Detector Red Portable design

$43.34
  • Specifications
  • Brand: Zeblaze
  • Detectable Gases: Combustible gases, Natural gas
  • Color: Red, Black
  • Portability: Handheld
Water Immersion Sensor — Water Leak Detection Systems, Xiaomi

Water Leak Detection Systems

(2)

Water Immersion Sensor Wireless water leak detection

$42.94
  • Specifications
  • Brand: Xiaomi
  • Waterproof Rating: IP67
  • Compatibility: Mi Home app
  • Connectivity: Wireless
Water Leak Sensor — Water Leak Detection Systems, Xiaomi

Water Leak Detection Systems

(2)

Xiaomi Smart App White Smart app notifications

$39.40
  • Specifications
  • Brand: Xiaomi
  • Model: Smart App
  • Connectivity: Bluetooth
  • Color: White
  • Detection Type: Water leaks, Floods
  • Notification: Smart app alerts
Mini Square Smart Motion Sensor — Smart Home Security, HOME-Auto-001

Fire Safety Equipment

(1)

HOME-Auto-001 Doodle Tuya PIR Tuya Smart Home compatible

$36.44
  • Specifications
  • Brand: HOME-Auto-001
  • Model: Doodle Tuya PIR
  • Compatibility: Tuya Smart Home
  • Control: Smart Life APP
  • Detection Type: Human motion
  • Design: Mini square
Smart Smoke Detector — Smoke Detectors, Xiaomi

Dual Sensor Alarms

(2)

Smart Smoke Detector Zigbee compatible

$35.47
  • Specifications
  • Brand: Xiaomi
  • Compatibility: Zigbee
  • Features: Fire alarm monitoring, Remote control, Sound alert sensor
  • Included: No box
Smart Human Presence Detector — Smart Home Security, White Dream

Fire Safety Equipment

(2)

White Dream Tuya Zigbee ZigBee and Wi-Fi connectivity

$35.10
  • Specifications
  • Brand: White Dream
  • Model: Tuya Zigbee
  • Connectivity: ZigBee, Wi-Fi
  • Technology: Millimeter wave
  • Compatibility: Tuya Zigbee
Portable Mini Gas Leak Detector — Gas & CO Detectors, Kkmoon

Gas Safety Equipment

(3)

Kkmoon SMART SENSOR Red Detects combustible gases

$35.06
  • Specifications
  • Brand: Kkmoon
  • Model: SMART SENSOR
  • Color: Red
  • GTIN: 753883204811
  • Availability: in stock
Wi-Fi Gas Leak Detector with LCD Display — Gas Safety Equipment, Automobile and motorcycle supplies

Gas Safety Equipment

(2)

Wi-Fi Gas Leak Detector with LCD Display Wi-Fi connectivity

$33.24
Smart Water Leak Detector — Water Leak Detection Systems, HOME-Auto-001

Water Leak Detection Systems

(2)

HOME-Auto-001 Tuya WIFI White Wi-Fi connectivity

$31.89
  • Specifications
  • Brand: HOME-Auto-001
  • Model: Tuya WIFI
  • Connectivity: Wi-Fi
  • Compatibility: Google Home, Alexa
  • Color: White
Solar Driveway Alarm — Smart Home Security, TOMTOP JMS

Fire Safety Equipment

(2)

Solar Driveway Alarm Wireless long-range signal

$31.88
  • Specifications
  • Brand: TOMTOP JMS
  • Range: 984 feet
  • Weather Resistance: IP60
  • Power Source: Solar
  • Included Components: 1 Sensor, 1 Receiver
  • Plug Type: EU Plug
Smoke Detector — Smoke & CO Detectors, Xiaomi

Fire Safety Equipment

(2)

Smoke Detector Sound and visual alarm

$31.48
  • Specifications
  • Brand: Xiaomi
  • Alarm Type: Sound, Visual
  • Connectivity: Bluetooth
  • Compatibility: Smart home systems
Wi-Fi Door Sensor — Smart Home Security, Refreshing Home

Fire Safety Equipment

(1)

Refreshing Home 19JWT White Works with Alexa

$30.53
  • Specifications
  • Brand: Refreshing Home
  • Model: 19JWT
  • Compatibility: Alexa, Google Home, Smart Life
  • Color: White
  • Connectivity: Wi-Fi
  • Sensor Type: Magnetic
Water Leak Detector — Water Leak Detection Systems, AUBESS

Water Leak Detection Systems

(2)

AUBESS Tuya WiFi ZigBee WiFi and ZigBee connectivity

$27.58
  • Specifications
  • Brand: AUBESS
  • Model: Tuya WiFi ZigBee
  • Connectivity: WiFi, ZigBee
  • Compatibility: Smart Life app
  • Alarm Type: Built-in buzzer
  • Monitoring: Remote
Wi-Fi Siren Alarm Sensor — Smart Home Security, Neo

Fire Safety Equipment

(2)

Neo Wi-Fi Siren White Wi-Fi connectivity

$27.41
  • Specifications
  • Brand: Neo
  • Model: Wi-Fi Siren
  • Connectivity: Wi-Fi
  • Compatibility: Tuya Smart Life app
  • Color: White
  • Installation: Easy
Smoke and Carbon Monoxide Detector — Smoke & CO Detectors, Toys Arts

Dual Sensor Alarms

(2)

Smoke and Carbon Monoxide Detector Dual high-stability sensors

$27.08
  • Specifications
  • Brand: Toys Arts
  • Sensors: Smoke, Carbon Monoxide
  • Alarm Type: Audible, Visual
  • Design: Compact, Lightweight
Smoke and Carbon Monoxide Detector — Smoke & CO Detectors, Neoglint

Dual Sensor Alarms

(2)

Smoke and Carbon Monoxide Detector Dual high-stability sensors

$24.49
  • Specifications
  • Brand: Neoglint
  • Sensors: Smoke, Carbon Monoxide
  • Alerts: Audible, Visual
  • Installation: Wall-mounted, Ceiling-mounted
  • Power Source: Battery-operated
Smart Water Leak Sensor — Water Leak Detection Systems, HOME-Auto-001

Water Leak Detection Systems

(2)

HOME-Auto-001 Tuya White WiFi connectivity

$24.39
  • Specifications
  • Brand: HOME-Auto-001
  • Model: Tuya
  • Connectivity: WiFi
  • Alarm Sound: 80 dB
  • Color: White
Smart Smoke Detector — Smoke Detectors, TOMTOP JMS

Fire Safety Equipment

(2)

Smart Smoke Detector White Wi-Fi connectivity

$24.39
  • Specifications
  • Brand: TOMTOP JMS
  • Connectivity: Wi-Fi
  • Detection Angle: 360 degrees
  • Compatibility: Tuya app
  • Color: White
Doorbell with Window Sensor — Smart Home Security, Minco Home

Fire Safety Equipment

(2)

Doorbell with Window Sensor Magnetic switch

$24.39
  • Specifications
  • Brand: Minco Home
  • Availability: in stock
  • Currency: RUB
ZigBee Flood Sensor — Water Leak Detection Systems, Tuya

Water Leak Detection Systems

(2)

Tuya Style A Water leakage detection

$24.39
  • Specifications
  • Brand: Tuya
  • Model: Style A
  • Connectivity: ZigBee
  • Compatibility: Smart Life APP
  • Hub Requirement: Yes
  • Alarm Type: Security alarm
Smoke Alarm with Temperature and Humidity Sensor — Smoke Detectors, Meiteai-All

Fire Safety Equipment

(1)

Meiteai-All Tuya WiFi WiFi connectivity

$23.09
  • Specifications
  • Brand: Meiteai-All
  • Model: Tuya WiFi
  • Connectivity: WiFi
  • Sensors: Smoke, Temperature, Humidity
  • Compatibility: Tuya app
  • Installation: Indoor
Flood Sensor — Water Leak Detection Systems, Tuya Smart

Water Leak Detection Systems

(2)

Tuya Smart Water Leak Detector Wi-Fi connectivity

$23.02
  • Specifications
  • Brand: Tuya Smart
  • Model: Water Leak Detector
  • Connectivity: Wi-Fi
  • Compatibility: Tuya Smart, Smart Life
  • Detection Type: Water leak, Flood
Wireless Magnetic Sensor Alarm — Smart Home Security, TOMTOP JMS

Fire Safety Equipment

(2)

Wireless Magnetic Sensor Alarm Wireless magnetic sensor

$21.41
  • Specifications
  • Brand: TOMTOP JMS
  • Alert Type: Sound, Light
  • Installation: Wireless
  • Use Case: Door, Window, Home Security
Recessed Magnetic Switch — Smart Home Security, Neoglint

Fire Safety Equipment

(2)

Recessed Magnetic Switch DC100V 10W

$21.18
  • Specifications
  • Brand: Neoglint
  • Voltage: DC100V
  • Power: 10W
  • Configuration: NO NC
  • Quantity: 5 sets
Smart Door Sensor — Smart Home Security, HOME-Auto-001

Fire Safety Equipment

(1)

Smart Door Sensor WiFi connectivity

$21.05
  • Specifications
  • Brand: HOME-Auto-001
  • Connectivity: WiFi
  • Compatibility: Alexa
  • Sensor Type: Magnetic
  • Detection: Door/window open or closed
Smart Wi-Fi Water Leak Detector — Water Leak Detection Systems, Neoglint

Water Leak Detection Systems

(2)

Smart Wi-Fi Water Leak Detector Wi-Fi connectivity

$20.56
  • Specifications
  • Brand: Neoglint
  • Connectivity: Wi-Fi
  • Operation: Wireless
  • Alert Type: Mobile notifications
  • Detection Capability: Water leaks, Flood level
Smart WIFI Door Magnetic Detector Alarm — Smart Home Security, AKA002

Fire Safety Equipment

(2)

Smart WIFI Door Magnetic Detector Alarm White Tuya Smart WIFI compatible

$20.54
  • Specifications
  • Brand: AKA002
  • Compatibility: Tuya Smart WIFI
  • Sensor Type: Magnetic
  • Installation: Easy
  • Color: White
Smart Door Window Sensor — Smart Home Security, OFFICE-MALL

Fire Safety Equipment

(3)

OFFICE-MALL Tuya Wifi WiFi connectivity

$19.53
  • Specifications
  • Brand: OFFICE-MALL
  • Model: Tuya Wifi
  • Connectivity: WiFi
  • Compatibility: Yandex, Alisa, Google Assistant
  • Detection Type: Magnetic
  • Installation: Adhesive backing
Smart Water Leak Detector — Water Leak Detection Systems, Neoglint

Water Leak Detection Systems

(2)

Smart Water Leak Detector Wi-Fi connectivity

$19.08
  • Specifications
  • Brand: Neoglint
  • Connectivity: Wi-Fi
  • Compatibility: TUYA app
  • Use Case: Home, Office, School, Storage
Smart Water Sensor — Water Leak Detection Systems, Minco Home

Water Leak Detection Systems

(2)

Smart Water Sensor Wi-Fi connectivity

$18.96
  • Specifications
  • Brand: Minco Home
  • Connectivity: Wi-Fi
  • Compatibility: Tuya Smart Life app
  • Alert Type: Smartphone notification, Security alarm
Water Leak Detector — Water Leak Detection Systems, TOMTOP JMS

Water Leak Detection Systems

(2)

Water Leak Detector White Wi-Fi connectivity

$18.91
  • Specifications
  • Brand: TOMTOP JMS
  • Connectivity: Wi-Fi
  • Color: White
  • Compatibility: Tuya Smart
WiFi Vibration Sensor — Smart Home Security, goodsale

Fire Safety Equipment

(2)

WiFi Vibration Sensor WiFi connectivity

$18.81
  • Specifications
  • Brand: goodsale
  • Connectivity: WiFi
  • Compatibility: Tuya Smart app
  • Alert Type: Real-time notifications
Automatic Water Saving Faucet — Smart Home Modules, Xiaomi

Water Leak Detection Systems

(2)

Automatic Water Saving Faucet White Infrared sensor technology

$18.79
  • Specifications
  • Brand: Xiaomi
  • Technology: Infrared sensor
  • Operation: Automatic
  • Color: White
  • Attachment Type: Kitchen faucet
Water Leak Detector — Water Leak Detection Systems, 3d printing machine

Water Leak Detection Systems

(2)

Water Leak Detector White WIFI connectivity

$18.59
  • Specifications
  • Brand: 3d printing machine
  • Connectivity: WIFI
  • Compatibility: Tuya Smart
  • Power Source: Battery (not included)
  • Color: White
Smart Magnetic Door Sensor — Smart Home Security, HOME-Auto-001

Fire Safety Equipment

(1)

Smart Magnetic Door Sensor WiFi and Zigbee connectivity

$17.36
  • Specifications
  • Brand: HOME-Auto-001
  • Connectivity: WiFi, Zigbee
  • Compatibility: Smart Life app, Alexa, Google
  • Functionality: Door opening/closing detection, Real-time notifications
Smart Water Leak Alarm — Water Leak Detection Systems, Dongfang HOME D

Water Leak Detection Systems

(2)

Smart Water Leak Alarm White Wi-Fi connectivity

$17.16
  • Specifications
  • Brand: Dongfang HOME D
  • Connectivity: Wi-Fi
  • Standby Mode: Ultra-long
  • Color: White
  • Usage Areas: Kitchen, Bathroom
Smart Door and Window Sensor — Smart Home Security, TOMTOP JMS

Fire Safety Equipment

(2)

Smart Door and Window Sensor White ZigBee connectivity

$16.74
  • Specifications
  • Brand: TOMTOP JMS
  • Connectivity: ZigBee
  • Color: White
  • Detection Type: Open/close
  • Installation: DIY
Vibration Sensor — Smart Home Security, OutsideWorld

Fire Safety Equipment

(2)

OutsideWorld TY APP WiFi connectivity

$16.72
  • Specifications
  • Brand: OutsideWorld
  • Model: TY APP
  • Connectivity: WiFi
  • Functions: Vibration detection, Fall detection, Alarm system
  • Compatibility: Smart home systems
Wifi Door Sensor — Smart Home Security, HOME-Auto-001

Fire Safety Equipment

(2)

HOME-Auto-001 Cozylife White Works with Alexa

$16.54
  • Specifications
  • Brand: HOME-Auto-001
  • Model: Cozylife
  • Compatibility: Alexa, Google Home
  • Sensor Type: Magnetic
  • Color: White
Immersion Sensor — Water Leak Detection Systems, Xiaomi

Water Leak Detection Systems

(2)

Xiaomi Water White Wireless water leak detection

$16.47
  • Specifications
  • Brand: Xiaomi
  • Model: Water
  • Waterproof Rating: IP67
  • Compatibility: Mi Home app
  • Connectivity: Wireless
  • Color: White
Smart Water Leak Alarm — Smoke Detectors, TOP MALL-004

Water Leak Detection Systems

(1)

TOP MALL-004 Tuya Wi-Fi connectivity

$16.37
  • Specifications
  • Brand: TOP MALL-004
  • Model: Tuya
  • Connectivity: Wi-Fi
  • Standby Mode: Ultra-long
  • Usage: Household
Smart Door Sensor — Smart Home Security, TOMTOP JMS

Fire Safety Equipment

(2)

Smart Door Sensor White Zigbee connectivity

$16.17
  • Specifications
  • Brand: TOMTOP JMS
  • Connectivity: Zigbee
  • Compatibility: Tuya app
  • Detection Type: Magnetic switch
  • Color: White
  • Installation: Adhesive backing
Smart Door Sensor — Smart Home Security, Turefans

Fire Safety Equipment

(2)

Smart Door Sensor Wi-Fi connectivity

$12.06
  • Specifications
  • Brand: Turefans
  • Connectivity: Wi-Fi
  • Compatibility: Google Home, Alexa, Smart Life app
  • Detection Type: Open/close
Smart Fire Alarm — Smoke Detectors, Meiteai-All

Fire Safety Equipment

(2)

Smart Fire Alarm Smoke detection

$7.71
  • Specifications
  • Brand: Meiteai-All
  • Availability: in stock
  • Currency: RUB
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