ZUARFY 5Pcs Wired Type Leakage Alarm Detector Water Sensor

FIRST ALERT SA520B Smoke Alarm, Photoelectric Sensor, 85 dB @ 10 ft Audible

Smoke Alarm, Battery Chemistry Alkaline, Battery Location Side, Battery Locking Pin Yes, Battery Size AA, Communication Protocol Wireless, Compatible With BRK Hardwired Alarms, BRK Wireless Interconnect Alarms, Detector Type Smoke Detector, Features... ... more

Airthereal Water Leak Detector 3-Pack w/ WiFi Gateway, Water Alarm Sensor | 3.35 H x 2.17 W x 1 D in | Wayfair ‎Flowless FL-103H

Airthereal water leak detector 3-pack with wifi gateway, water alarm sensor with 0-120db 4-level adjustable alarm, leak and drip alert with app alerts for home, basement (Not support 5g wifi). | Airthereal Water Leak Detector 3-Pack w/ WiFi Gateway,... ... more

5pcs MC-51 Surface Mount Wired NC Door Sensor Alarm Magnetic Reed Switch White

Plastic NC Door Contact Switch The reed switch is an electrical switch operated by an applied magnetic field. Will make Sense Door Closer at Roughly 16mm Screw Surface Mount Work as an anti-theft alarm, perfect for wood door and window. ... more

Airthereal Water Leak Detectors 2-Pack, 120dB Adjustable Audio Alarm Sensor, Sensitive Leak & Drip Alert | 5.35 H x 3.25 W x 3.43 D in | Wayfair

Airthereal Water Leak Detectors 2-Pack, 120dB Adjustable Audio Alarm Sensor, Sensitive Leak and Drip Alert, for Kitchen Bathroom Basement (Battery Included) | Airthereal Water Leak Detectors 2-Pack, 120dB Adjustable Audio Alarm Sensor, Sensitive Leak &... ... more

First Alert Hard-Wired Ionization Smoke Alarm in Gray | 8.4 H x 6.75 W x 3.45 D in | Wayfair 1039939

Designed to help promote household safety, the First Alert Hard-Wired Ionization Smoke Alarm with battery backup can provide a vital early warning of fire. This hardwired smoke detector uses an ionization smoke sensor to detect smoke from hot,... ... more

First Alert Hard-Wired with Battery Back-up Ionization Heat Alarm

Brand Name: First Alert Power Type: Hard-Wired with Battery Back-up Sensor Type: Ionization Product Type: Heat Alarm Packaging Type: Boxed Detects Carbon Monoxide: No ETL Listed: No Test and or Reset Button: Yes CSA Listed: No Number in Package: 1 pk UL… ... more

First Alert Hard-Wired with Battery Back-up Ionization 18 pk Smoke Alarm

Brand Name: First Alert Power Type: Hard-Wired with Battery Back-up Sensor Type: Ionization Number in Package: 18 pk Product Type: Smoke Alarm Test and or Reset Button: Yes ETL Listed: Yes UL Listed: Yes Detects Carbon Monoxide: No Packaging Type:… ... more

KIDDE 9C05-LP2 Carbon Monoxide Alarm, Electrochemical Sensor, 85 dB @ 10 ft

Carbon Monoxide Alarm, Battery Chemistry Alkaline, Battery Location Back, Battery Locking Pin No, Battery Size AA, Communication Protocol Not Applicable, Compatible With Not Applicable, Detector Type CO Detector, Features Red Pulses During Alarm and... ... more

FIRST ALERT 1039727 Carbon Monoxide Alarm, Electrochemical Sensor, 85 dB @ 10

Carbon Monoxide Alarm, Battery Chemistry Alkaline, Battery Location Front, Battery Locking Pin Yes, Battery Size AA, Communication Protocol Not Applicable, Compatible With Not Applicable, Detector Type CO Detector, Features Front Loading Battery,... ... more

SYSTEM SENSOR 4W-B Smoke Alarm,12/24 VDC, 4-Wire,w/Base

Smoke Alarm, Battery Chemistry Not Applicable, Battery Location Not Applicable, Battery Locking Pin No, Battery Size Not Applicable, Communication Protocol Not Applicable, Compatible With 4 Wire Fire Alarm System, Detector Type Smoke Detector, Features... ... more

KIDDE KN-COB-DP2 Carbon Monoxide Alarm, Electrochemical Sensor, 85 dB @ 10 ft

Carbon Monoxide Alarm, Battery Chemistry Alkaline, Battery Location Back, Battery Locking Pin No, Battery Size AA, Communication Protocol Not Applicable, Compatible With Not Applicable, Detector Type CO Detector, Features Tamper-Resistant Alarm Sounds... ... more

ZIRCON 64003 Electronic Water Detector,Use 9V Battery

Water Detection System, Alarm Sound Level 90 dB, Alarm Unit Dimensions 2.40 in W x 4.28 in D x 1.38 in H, Includes Batteries No, Maximum Operating Temperature 105 Degrees F, Mounting Location Surface, Operating Voltage 9V DC, Detector Type Water... ... more

KIDDE HD135F Heat Alarm, Thermistor Sensor, 85 dB @ 10 ft Audible Alert, 120V

Heat Alarm, Battery Chemistry Alkaline, Battery Location Back, Battery Locking Pin Yes, Battery Size 9V, Communication Protocol Wireless, Compatible With Not Applicable, Detector Type Heat Detector, Features Interconnectable to Smoke Alarms for... ... more

KIDDE KN-COB-DP2 Carbon Monoxide Alarm, Electrochemical Sensor, 85 dB @ 10 ft

Carbon Monoxide Alarm, Battery Chemistry Alkaline, Battery Location Back, Battery Locking Pin No, Battery Size AA, Communication Protocol Not Applicable, Compatible With Not Applicable, Detector Type CO Detector, Features Bulk Contractor, Plug-In Theft... ... more

KIDDE C3010-D Carbon Monoxide Alarm, Electrochemical Sensor, 85 dB @ 10 ft

Carbon Monoxide Alarm, Battery Chemistry Alkaline, Battery Location Back, Battery Locking Pin No, Battery Size 3V, Communication Protocol Not Applicable, Compatible With Not Applicable, Detector Type CO Detector, Features Sealed Lithium Batteries, Red... ... more

KIDDE i9010 Smoke Alarm, Ionization Sensor, 85 dB @ 10 ft Audible Alert, 3V

Smoke Alarm, Battery Chemistry Alkaline, Battery Location Back, Battery Locking Pin Yes, Battery Size 3V, Communication Protocol Not Applicable, Compatible With Not Applicable, Detector Type Smoke Detector, Features Mounting Bracket, Self Activation,... ... more

UNIVERSAL / USI ELECTRIC 5304 Ionization Smoke Alarm, Ionization Sensor, 85 dB

Smoke Alarm, Battery Chemistry Alkaline, Battery Location Front, Battery Locking Pin Yes, Battery Size 9V, Detector Type Smoke Detector, Features Patented Quick Find Alarm Origination Feature easily identifies the first alarm to sound in an... ... more

KIDDE i12080 Smoke Alarm, Ionization Sensor, 85 dB @ 10 ft Audible Alert, 120V

Smoke Alarm, Battery Chemistry Alkaline, Battery Location Back, Battery Locking Pin Yes, Battery Size 9V, Communication Protocol Wireless, Compatible With Not Applicable, Detector Type Smoke Detector, Features Safety Light, Alarm Memory, Includes Not... ... more

KIDDE PI 9010 Smoke Alarm, Ionization, Photoelectric Sensor, 85 dB @ 10 ft,

Smoke Alarm, Battery Chemistry Alkaline, Battery Location Back, Battery Locking Pin Yes, Battery Size 9V, Communication Protocol Not Applicable, Compatible With Not Applicable, Detector Type Smoke Detector, Features Hush Button, Includes 9V Battery,... ... more

FIREX P12040 Smoke Alarm, Photoelectric Sensor, 85 dB @ 10 ft Audible Alert,

Smoke Alarm, Battery Chemistry Alkaline, Battery Location Back, Battery Locking Pin Yes, Battery Size 9V, Communication Protocol Wireless, Compatible With Not Applicable, Detector Type Smoke Detector, Features Quick Connect Power Harness, Includes 9V... ... more

FIREX i5000 Smoke Alarm, Ionization Sensor, 85 dB @ 10 ft Audible Alert, 120V

Smoke Alarm, Battery Chemistry Alkaline, Battery Location Front, Battery Locking Pin Yes, Battery Size 9V, Communication Protocol Not Applicable, Compatible With Not Applicable, Detector Type Smoke Detector, Features Front Loading Battery, Includes... ... more

FIREX i4618 Smoke Alarm with Removable Battery, Ionization Sensor, Audible

Smoke Alarm, Battery Chemistry Alkaline, Battery Location Front, Battery Locking Pin Yes, Battery Size 9V, Communication Protocol Wireless, Compatible With Not Applicable, Detector Type Smoke Detector, Features Front Loading Battery, Includes Alarm... ... more

UNIVERSAL SECURITY INSTRUMENTS MC304SB Carbon Monoxide Alarm, Electrochemical

Carbon Monoxide Alarm, Battery Location Sealed, Battery Locking Pin No, Battery Size 9V, Detector Type CO Detector, Features Compact Design, Table Top or Wall Mount Installation, Includes Mounting Hardware, Power Source Sealed Battery, Sensor Type... ... more

BRK First Alert -SC7010BV Carbon Monoxide & Smoke Alarm, Photoelectric

Brand Name: First Alert Power Type: Hard-Wired with Battery Back-up Sensor Type: Electrochemical/Photoelectric Product Type: Smoke and Carbon Monoxide Alarm Packaging Type: Boxed ETL Listed: Yes CSA Listed: No UL Listed: Yes Test and or Reset Button: Yes… ... more