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Buy Sensors & Alarms for Home Safety

Found 408 items
Multifunctional Portable Gas Detector Monitor — Gas Analyzers, Rustic Elegance House

Gas Safety Equipment

(no rating)

Rustic Elegance House AS8900 4-in-1 gas detection

$1,932.62
  • Specifications
  • Brand: Rustic Elegance House
  • Model: AS8900
  • Detection Gases: O2, H2S, CO, Combustible gas
  • Design: Portable
  • Monitoring: Real-time
Radon Detector for Home — Gas Safety Equipment, Neoglint

Fire Safety Equipment

(1)

Radon Detector for Home Tuya app integration

$360.63
  • Specifications
  • Brand: Neoglint
  • Detection Type: Radon gas
  • Alarm Type: Sound, Light
  • Connectivity: Tuya app
  • Plug Type: US Plug
Smart WiFi Water Quality Tester — Hydrometers, Home Of Auto Parts

Water Leak Detection Systems

(no rating)

Home Of Auto Parts Digital 7 in 1 Water Analyzer 7-in-1 water analysis

$304.75
  • Specifications
  • Brand: Home Of Auto Parts
  • Model: Digital 7 in 1 Water Analyzer
  • Measurements: pH, EC, TDS, ORP, CF, Humidity, Temperature
  • Connectivity: WiFi
  • Plug Type: EU
Water Level Sensor WIFI Leakage Controller — Water Leak Detection Systems, Tulan market

Water Leak Detection Systems

(2)

Water Level Sensor WIFI Leakage Controller WIFI connectivity

$109.11
  • Specifications
  • Brand: Tulan market
  • Connectivity: WIFI
  • Compatibility: Swim pools, Vape tanks, Home appliances
  • Alert Type: Real-time notifications
Wi-Fi CO2 Sensor — Air Quality Monitors, RATOC

CO Detectors & Alarms

(no rating)

RATOC RS-WFCO2 White Wi-Fi connectivity

$108.79
  • Specifications
  • Brand: RATOC
  • Model: RS-WFCO2
  • Connectivity: Wi-Fi
  • Color: White
  • GTIN: 4949090721074
2-Channel 4G SMS Alarm Controller with Web App — Smart Home Security, Vestidos

Fire Safety Equipment

(no rating)

Vestidos SM2 WLTE EA 4G LTE connectivity

$102.98
  • Specifications
  • Brand: Vestidos
  • Model: SM2 WLTE EA
  • Connectivity: 4G LTE
  • Channels: 2
  • Monitoring: Temperature, Humidity
  • Control: Web application
  • Notifications: SMS
Mini Square Smart Motion Sensor — Smart Home Security, HOME-Auto-001

Fire Safety Equipment

(7)

HOME-Auto-001 Tuya Zigbee PIR Zigbee connectivity

$68.80
  • Specifications
  • Brand: HOME-Auto-001
  • Model: Tuya Zigbee PIR
  • Connectivity: Zigbee
  • Compatibility: Smart Life APP
  • Detection Type: Human motion
  • Design: Mini square
Home Water Level Controller — Controllers, TOMTOP JMS

Water Leak Detection Systems

(2)

Home Water Level Controller Wi-Fi connectivity

$68.44
  • Specifications
  • Brand: TOMTOP JMS
  • Connectivity: Wi-Fi
  • Functionality: Water level detection, Signal device
  • Design: Colorful
  • Installation: Easy
Human Presence Sensor — Smart Home Security, HOME-Auto-001

Fire Safety Equipment

(6)

HOME-Auto-001 Tuya WiFi ZigBee WiFi and ZigBee connectivity

$68.38
  • Specifications
  • Brand: HOME-Auto-001
  • Model: Tuya WiFi ZigBee
  • Connectivity: WiFi, ZigBee
  • Detection Technology: MmWave radar
  • Additional Sensors: Light sensor
  • Compatibility: Tuya platform
Water Leak Sensor — Water Leak Detection Systems, HOME-Auto-001

Water Leak Detection Systems

(4)

Water Leak Sensor Remote monitoring

$64.12
  • Specifications
  • Brand: HOME-Auto-001
  • Monitoring Type: Remote
  • Detection Method: Immersion sensor
  • Alert Type: Smartphone notification
  • Compatibility: Smart home systems
WiFi PIR Motion Sensor — Smart Home Security, HOME-Auto-001

Fire Safety Equipment

(7)

HOME-Auto-001 Tuya Infrared radiation detection

$61.68
  • Specifications
  • Brand: HOME-Auto-001
  • Model: Tuya
  • Connectivity: WiFi
  • Compatibility: Alexa, Google
  • Technology: Infrared
  • Detection Type: Human motion
Smart Fire Smoke Alarm — Smoke Detectors, Vestidos

Fire Safety Equipment

(no rating)

Smart Fire Smoke Alarm Wireless connectivity

$54.87
  • Specifications
  • Brand: Vestidos
  • Connectivity: Wireless
  • Detection Type: Smoke, Fire
  • Power Source: Battery
  • Compatibility: Smart home systems
Smart Siren — Smart Home Security, OutsideWorld

Fire Safety Equipment

(1)

Smart Siren 90 dB loud alarm

$54.67
  • Specifications
  • Brand: OutsideWorld
  • Alarm Loudness: 90 dB
  • Sensor Type: Sound and light
  • Control: APP remote control
  • Installation: Wireless
4-In-1 Gas CO Alarm Detector With Temperature Humidity LCD Display — Gas & CO Detectors, yieryi

Gas Safety Equipment

(1)

4-In-1 Gas CO Alarm Detector With Temperature Humidity LCD Display 4-in-1 detection capability

$53.78
  • Specifications
  • Brand: yieryi
  • Detection Capability: Gas, CO, Temperature, Humidity
  • Display: LCD
  • Plug Compatibility: EU, US
  • Suitable For: Home, RV, Apartment, Villa
Automatic Sensor Switch Water Dispenser — Hydration Solutions, MIJIA HOME

Water Leak Detection Systems

(no rating)

MIJIA HOME Xiaolang White Automatic sensor switch

$52.51
  • Specifications
  • Brand: MIJIA HOME
  • Model: Xiaolang
  • Operation: Automatic sensor switch
  • Power Source: USB rechargeable
  • Pump Type: Wireless electric pump
  • Additional Features: TDS test function
  • Color: White
Solar Powered Outdoor Siren Alarm — Safety Alarms & Signals, GoolRC

Fire Safety Equipment

(no rating)

Solar Powered Outdoor Siren Alarm Solar powered

$51.54
  • Specifications
  • Brand: GoolRC
  • Power Source: Solar
  • Waterproof: Yes
  • Alarm Type: Sound
  • Installation: Wireless
Wireless Smoke Detection Sensor — Smoke Detectors, Freedom BABY

Fire Safety Equipment

(2)

Freedom BABY Fire Home Remote Remote monitoring

$49.80
  • Specifications
  • Brand: Freedom BABY
  • Model: Fire Home Remote
  • Connectivity: Wireless
  • Monitoring: Remote
  • Installation: Easy
Wi-Fi Gas Leak Alarm — Gas Safety Equipment, GoolRC

Gas Safety Equipment

(no rating)

GoolRC Sniffer 85 dB alarm sound

$49.80
  • Specifications
  • Brand: GoolRC
  • Model: Sniffer
  • Alarm Sound: 85 dB
  • Connectivity: Wi-Fi
  • Compatibility: TUYA Smart Life app
Water Leak Sensor — Water Leak Detection Systems, GoolRC

Water Leak Detection Systems

(no rating)

Water Leak Sensor Wireless connectivity

$49.54
  • Specifications
  • Brand: GoolRC
  • Connectivity: Wireless
  • Compatibility: Tuya Smart, ZigBee Gateway
  • Installation: Easy
  • Alerts: Real-time
Smart Motion Sensor with Light Detection — Smart Home Security, Home Of Auto Parts

Fire Safety Equipment

(1)

Home Of Auto Parts Tuya Zigbee 3.0 Zigbee 3.0 connectivity

$47.53
  • Specifications
  • Brand: Home Of Auto Parts
  • Model: Tuya Zigbee 3.0
  • Connectivity: Zigbee 3.0, WiFi
  • Sensors: PIR human motion detection, Light level sensor
  • Features: Scene button, Remote control
Smart Siren Alarm — Smart Home Security, OutsideWorld

Fire Safety Equipment

(no rating)

Smart Siren Alarm Wireless WiFi APP control

$44.79
  • Specifications
  • Brand: OutsideWorld
  • Sound Level: 105 dB
  • Control Method: WiFi APP
  • Alarm Type: Sound and Light
  • Installation: Wireless
Wireless Sound and Light Siren — Smart Home Security, OutsideWorld

Fire Safety Equipment

(no rating)

Wireless Sound and Light Siren 90 dB alarm sound

$43.77
  • Specifications
  • Brand: OutsideWorld
  • Alarm Sound Level: 90 dB
  • Connectivity: 2.4 GHz WIFI
  • Operation: Wireless
Water Immersion Sensor — Water Leak Detection Systems, Xiaomi

Water Leak Detection Systems

(2)

Water Immersion Sensor Wireless water leak detection

$43.62
  • Specifications
  • Brand: Xiaomi
  • Waterproof Rating: IP67
  • Compatibility: Mi Home app
  • Connectivity: Wireless
Smart Water Leak Detector — Water Leak Detection Systems, Home Of Auto Parts

Water Leak Detection Systems

(no rating)

Smart Water Leak Detector IP67 waterproof rating

$42.25
  • Specifications
  • Brand: Home Of Auto Parts
  • Waterproof Rating: IP67
  • Connectivity: ZigBee
  • Compatibility: Tuya smart home
Smart Gas Leak Detector — Gas Safety Equipment, GoolRC

Gas Safety Equipment

(no rating)

Smart Gas Leak Detector High sensitivity

$41.96
  • Specifications
  • Brand: GoolRC
  • Sensitivity: High
  • Connectivity: WiFi
  • Detection Type: Combustible gas
  • Installation: Easy
Smart Wi-Fi Natural Gas Detector — Gas Safety Equipment, Tulan market

Gas Safety Equipment

(1)

Smart Wi-Fi Natural Gas Detector Wi-Fi connectivity

$40.88
  • Specifications
  • Brand: Tulan market
  • Connectivity: Wi-Fi
  • Gas Detection: LPG, Natural Gas
  • Safety Standards: EU Protection Standard
  • Alarm Type: Fire Safety Alarm
Water Leak Detector with Buzzer — Water Leak Detection Systems, KITCHEN-MALL

Water Leak Detection Systems

(1)

Water Leak Detector with Buzzer WiFi and ZigBee connectivity

$40.47
  • Specifications
  • Brand: KITCHEN-MALL
  • Connectivity: WiFi, ZigBee
  • Alarm Type: Buzzer
  • Installation: Easy
  • Compatibility: Tuya smart home systems
Smart Water Leak Detector — Water Leak Detection Systems, Home Of Auto Parts

Water Leak Detection Systems

(no rating)

Smart Water Leak Detector IP67 waterproof rating

$40.24
  • Specifications
  • Brand: Home Of Auto Parts
  • Waterproof Rating: IP67
  • Connectivity: ZigBee
  • Compatibility: Tuya smart home
  • Function: Leak detection, Alarm
Water Leak Sensor — Water Leak Detection Systems, Xiaomi

Water Leak Detection Systems

(2)

Xiaomi Smart App White Smart app notifications

$40.02
  • Specifications
  • Brand: Xiaomi
  • Model: Smart App
  • Connectivity: Bluetooth
  • Color: White
  • Detection Type: Water leaks, Floods
  • Notification: Smart app alerts
WIFI Fuel Gas Leak Detector Smart Sensor Alarm — Gas Safety Equipment, GoolRC

Gas Safety Equipment

(1)

WIFI Fuel Gas Leak Detector Smart Sensor Alarm WIFI connectivity

$39.73
  • Specifications
  • Brand: GoolRC
  • Connectivity: WIFI
  • Compatibility: Tuya
  • Display: LCD
Smart Water Sensor — Water Leak Detection Systems, Home Of Auto Parts

Water Leak Detection Systems

(no rating)

Home Of Auto Parts ZigBee Smart Water Sensor Light gray ZigBee connectivity

$39.39
  • Specifications
  • Brand: Home Of Auto Parts
  • Model: ZigBee Smart Water Sensor
  • Connectivity: ZigBee
  • Compatibility: Smart Life app
  • Color: Light gray
Portable Mini Gas Leak Detector — Gas & CO Detectors, Kkmoon

Gas Safety Equipment

(2)

Kkmoon SMART SENSOR Red Detects combustible gases

$38.66
  • Specifications
  • Brand: Kkmoon
  • Model: SMART SENSOR
  • Color: Red
  • GTIN: 753883204811
  • Availability: in stock
-31%
Photoelectric Smoke Alarm — Smoke & CO Detectors, MOES

Fire Safety Equipment

(2)

MOES ZigBee Photoelectric Smoke Alarm White Instant smoke detection

$36.16 $52.43
  • Specifications
  • Brand: MOES
  • Model: ZigBee Photoelectric Smoke Alarm White
  • Alarm Sound: 85 dB
  • Power Source: Battery
  • Operating Temperature: 0° to +55°C
  • Integration: ZigBee
Mini Wireless Infrared Motion Sensor — Smart Home Security, Home Of Auto Parts

Fire Safety Equipment

(no rating)

Home Of Auto Parts Tuya Zigbee PIR Zigbee connectivity

$34.00
  • Specifications
  • Brand: Home Of Auto Parts
  • Model: Tuya Zigbee PIR
  • Connectivity: Zigbee
  • Compatibility: Smart Life App, Alexa, Google Home
  • Design: Wireless, Compact
Water Leak Detector — Water Leak Detection Systems, AUBESS

Water Leak Detection Systems

(2)

AUBESS Tuya WiFi ZigBee WiFi and ZigBee connectivity

$33.65
  • Specifications
  • Brand: AUBESS
  • Model: Tuya WiFi ZigBee
  • Connectivity: WiFi, ZigBee
  • Compatibility: Smart Life app
  • Alarm Type: Built-in buzzer
  • Monitoring: Remote
Smart Door Window Sensor — Smart Home Security, Vestidos

Fire Safety Equipment

(no rating)

Smart Door Window Sensor Voice control

$33.45
  • Specifications
  • Brand: Vestidos
  • Compatibility: ZigBee
  • Installation: Wireless
  • Control: Voice, Remote
Smart Door/Window Sensor — Smart Home Security, Home Of Auto Parts

Fire Safety Equipment

(no rating)

Home Of Auto Parts Tuya Smart Life White ZigBee connectivity

$30.37
  • Specifications
  • Brand: Home Of Auto Parts
  • Model: Tuya Smart Life
  • Connectivity: ZigBee
  • Compatibility: Alexa, Google Home
  • Color: White
Water Leak Detector with Buzzer — Water Leak Detection Systems, HOME-Auto-001

Water Leak Detection Systems

(5)

Water Leak Detector with Buzzer Tuya WiFi connectivity

$30.01
  • Specifications
  • Brand: HOME-Auto-001
  • Connectivity: WiFi
  • Alarm Type: Buzzer
  • Detection Type: Water Leakage, Overflow
  • Compatibility: Tuya Smart Home System
-32%
Smart Combustible Gas Detector — Gas & CO Detectors, MOES

Gas Safety Equipment

(2)

MOES ZigBee Smart Combustible Gas Detector White White Detects combustible gas leaks

$28.66 $42.42
  • Specifications
  • Brand: MOES
  • Model: ZigBee Smart Combustible Gas Detector White
  • Detection Gases: Methane, Propane, Butane
  • Alarm Type: Sound alarm, Smartphone notification
  • Connectivity: ZigBee
  • Power Supply: Cable charging
  • Color: White
Smart Water Leak Detector — Water Leak Detection Systems, KITCHEN-MALL

Water Leak Detection Systems

(1)

Smart Water Leak Detector WiFi connectivity

$26.77
  • Specifications
  • Brand: KITCHEN-MALL
  • Connectivity: WiFi
  • Alarm Sound: 80 dB
  • App Integration: Tuya Smart Life
  • Protection Features: Leak level detection, Overflow protection
-33%
Smart Valve for Water and Gas Shutoff — Smart Home Modules, MOES

Water Leak Detection Systems

(2)

MOES WiFi Smart Valve Wi-Fi connectivity

$24.90 $37.42
  • Specifications
  • Brand: MOES
  • Model: WiFi Smart Valve
  • Connectivity: Wi-Fi
  • Compatibility: Smart home systems
  • Installation: Easy
  • Material: Durable
Recessed Magnetic Switch — Smart Home Security, Neoglint

Fire Safety Equipment

(no rating)

Recessed Magnetic Switch DC100V 10W

$22.84
  • Specifications
  • Brand: Neoglint
  • Voltage: DC100V
  • Power: 10W
  • Configuration: NO NC
  • Quantity: 5 sets
Wireless Magnetic Sensor Alarm — Smart Home Security, TOMTOP JMS

Fire Safety Equipment

(2)

Wireless Magnetic Sensor Alarm Wireless magnetic sensor

$22.74
  • Specifications
  • Brand: TOMTOP JMS
  • Alert Type: Sound, Light
  • Installation: Wireless
  • Use Case: Door, Window, Home Security
Smart Door Window Sensor — Smart Home Security, OFFICE-MALL

Fire Safety Equipment

(2)

OFFICE-MALL Tuya Wifi WiFi connectivity

$19.83
  • Specifications
  • Brand: OFFICE-MALL
  • Model: Tuya Wifi
  • Connectivity: WiFi
  • Compatibility: Yandex, Alisa, Google Assistant
  • Detection Type: Magnetic
  • Installation: Adhesive backing
Smart Wireless Flood Sensor — Water Leak Detection Systems, KONNWEI

Water Leak Detection Systems

(1)

Smart Wireless Flood Sensor WiFi connectivity

$17.94
  • Specifications
  • Brand: KONNWEI
  • Connectivity: WiFi
  • Compatibility: Tuya
  • Power Source: Battery
Vibration Sensor — Smart Home Security, OutsideWorld

Fire Safety Equipment

(no rating)

OutsideWorld TY APP WiFi connectivity

$17.86
  • Specifications
  • Brand: OutsideWorld
  • Model: TY APP
  • Connectivity: WiFi
  • Functions: Vibration detection, Fall detection, Alarm system
  • Compatibility: Smart home systems
Smart WiFi Door/Window Sensor — Smart Home Security, CosyHome

Fire Safety Equipment

(no rating)

Smart WiFi Door/Window Sensor Voice control with Google Home

$17.47
  • Specifications
  • Brand: CosyHome
  • Connectivity: WiFi
  • Compatibility: Google Home, Tuya
  • Installation: Easy, No hub required
  • Alert Type: Real-time notifications
Water Leak Sensor — Water Leak Detection Systems, Sber

Water Leak Detection Systems

(7)

Sber SBDV-00154 Sends leak notifications to smartphone

$17.39
  • Specifications
  • Brand: Sber
  • Model: SBDV-00154
  • Power Source: Battery
  • Battery Life: Up to 3 years
  • Compatibility: Sber smart home hub, Zigbee 3.0 compatible systems
  • Connectivity: Zigbee 3.0
Smart Water Sensor — Water Leak Detection Systems, Meiteai-All

Water Leak Detection Systems

(no rating)

Smart Water Sensor Water flood detection

$13.70
  • Specifications
  • Brand: Meiteai-All
  • Connectivity: ZigBee WiFi
  • Compatibility: Smart Life APP, ZigBee gateway
  • Functionality: Water flood detection, Remote alarm notification
-34%
Smart Water Leak Detector — Water Leak Detection Systems, MOES

Water Leak Detection Systems

(2)

MOES ZigBee Smart Water Leak Detector White Instant water leak detection

$13.13 $19.90
  • Specifications
  • Brand: MOES
  • Model: ZigBee Smart Water Leak Detector White
  • Connectivity: ZigBee
  • Battery: CR2032
  • Material: Plastic
  • Dimensions: Compact
Wireless Smart WiFi Temperature and Humidity Sensor — Smart Home Security, OmniShop

Fire Safety Equipment

(no rating)

OmniShop Tuya Wireless connectivity

$12.26
  • Specifications
  • Brand: OmniShop
  • Model: Tuya
  • Connectivity: WiFi
  • Monitoring: Temperature, Humidity
  • Compatibility: Smart home systems
-25%
Smart Gate and Window Sensor — Smart Home Security, MOES

Fire Safety Equipment

(2)

MOES ZigBee Smart Gate and Window Sensor Instant smartphone notifications

$11.14 $14.89
  • Specifications
  • Brand: MOES
  • Model: ZigBee Smart Gate and Window Sensor
  • Wireless Protocol: ZigBee
  • Power Source: CR2032 Battery
  • Operating Temperature: -10°C to 50°C
  • Compatibility: Tuya Smart home systems
WiFi Smoke Detector Alarm — Smoke & CO Detectors, Meiteai-All

Fire Safety Equipment

(no rating)

WiFi Smoke Detector Alarm 85 dB sound alarm

$8.73
  • Specifications
  • Brand: Meiteai-All
  • Sound Level: 85 dB
  • Connectivity: WiFi
  • Compatibility: Smart Life app
  • Detection Type: Smoke
Touch Sensor Security Alarm — Smart Home Security, TOMTOP JMS

Fire Safety Equipment

(1)

Touch Sensor Security Alarm 120 dB loud alarm

$8.50
  • Specifications
  • Brand: TOMTOP JMS
  • Alarm Sound Level: 120 dB
  • Power Source: Battery-operated
  • Installation: Adhesive backing
LCD Smart Temperature Humidity Sensor — Smart Home Security, Sonoff

Fire Safety Equipment

(2)

Sonoff SNZB-02D Real-time monitoring

$34.00
  • Specifications
  • Brand: Sonoff
  • Model: SNZB-02D
  • Compatibility: ZB Bridge-P, ZB Dongle, NS Pane
  • Display: LCD
  • Monitoring: Real-time
Combustible Gases Leak Detector — Gas Safety Equipment, BSIDE

Gas Safety Equipment

(10)

BSIDE G1 Natural Gases Leakage Detection

$26.56
  • Specifications
  • Brand: BSIDE
  • Model: G1
  • Detection Type: Combustible Gases
  • Display: LCD with Backlight
  • Alarm Types: Sound, Light, Vibration
  • Portability: Portable
Window and Door Sensor — Smart Home Security, Mi

Fire Safety Equipment

(2)

Mi 2 Smart home integration

$22.28
  • Specifications
  • Brand: Mi
  • Model: 2
  • Compatibility: Smart home systems
  • Battery Life: Up to 2 years
  • Dimensions: Compact size for discreet placement
  • Installation: Tool-free, adhesive mounting
Graffiti Smart WiFi Door Magnet Wireless Door and Window Sensor — Smart Home Security, Tuya

Fire Safety Equipment

(4)

Tuya DWS09

$18.99
  • Specifications
  • Brand: Tuya
  • Model: DWS09
  • Connectivity: WiFi
  • Type: Door and Window Sensor
  • Installation: Wireless
  • Compatibility: Smart Home Systems
Wifi Door Magnet Smart Sensor with Alexa Compatibility — Smart Home Security, Tuya

Fire Safety Equipment

(10)

Tuya वाईफाई दरवाजा सेंसर

$17.99
  • Specifications
  • Brand: Tuya
  • Model: वाईफाई दरवाजा सेंसर
  • Connectivity: WIFI
  • Compatibility: Alexa
  • Alarm Type: PIR
  • Installation: Easy
Door and Window Sensor — Smart Home Security, Xiaomi

Fire Safety Equipment

(7)

Xiaomi Door and Window Sensor 2 Global version

$16.99
  • Specifications
  • Brand: Xiaomi
  • Model: Door and Window Sensor 2
  • Compatibility: Xiaomi ecosystem
  • Installation: No tools required
  • Alert type: Real-time notifications
  • Design: Compact
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