Smoke Detector Sensor - Contact Type for 110VAC

SecureGuard Model 9120 4K Dual HD AC Powered WiFi Smoke Detector Fire Alarm Spy Camera/DVR

Kidde Smoke Detector, 9-Volt Battery Operated, Ionization Smoke Alarm, Battery Included - Fire Alarm Battery Operated

Kidde Smoke Alarm 10-Year Battery Powered with Voice (2-Pack) 21032754 - The Home Depot

12v Motion Sensor Light Switch Pir Sensor 220v 110v Detector Movement Automatic Infrared Led Ceiling Light On Off With Timer - Switches - AliExpress

Kidde Quick Connect Wiring Adapter for Hardwired Smoke and Combination Detectors 21032239 - The Home Depot

Electric Window Closer With Smoke Detector – olidesmart

X-Sense first hardwired combination smoke and CO alarm with replaceable alkaline backup battery. Links to a maximum of 24 X-Sense AC-Powered alarms, providing full coverage of your home.

X-Sense Xp04 Hardwired Smoke and Carbon Monoxide Detector

Pinnacle™ Intelli Laser Smoke Detector, Smoke Detectors, Sensors, Smoke Detectors

Smoke & CO Alarm Listener with Voice Alert, SAL100, SAL101

The detectors feature electrochemical CO sensing technology ionization sensors for smoke detection and 85-decibel alarms. One button silences any nuisance alarms and also tests detector functions while lights indicate if the alarm detects smoke or carbon monoxide.

First Alert Dual-Sensor Smoke & Fire Alarm

Brk First Alert 9120LBL Hardwired Smoke Alarm - 10 Year Battery

Zeus CCTV 4K HD Smoke Detector WiFi Spy Camera Wi-Fi Fire Alarm Hidden Nanny Cam Spy Camera, Ceiling Mount, 110V AC Connector (7010 Model) : Electronics

Listed to Underwriters Laboratories 268A specifically for use in no-flow/low-flow air-handling systems., Low-profile smoke detector design, Low

System Sensor 2151 Photoelectric Low-Profile Plug-In Duct Smoke Detector