Siterlink Hardwired Interconnected Smoke and Carbon Monoxide Detector Combo, 2 in 1 Smoke and CO Detector with Replaceable Batteries Back Up, AC Smoke and CO Alarm, Voice Alert, Self-Check, 1 Pack

Features

• TALKING ALARM: In emergency situations, clearly indicate the type of danger and how to do it through voice alarm, and stay informed of the situation at all times. For example, "Fire!”Please leave the building and call 911 immediately" Elderly people and children in the home can react quickly.
• RELIABLE 2-IN-1 PROTECTION:Our alarts combination alarm is equipped with dual sensors, stay safe with this smoke and carbon monoxide detectors in one efficient device,More sensitive and faster detection,enhanced practicality.
• HARDWIRED OR WIRELESS INTERCONNECT: These smoke and carbon monoxide detectors can be hardwired or wirelessly connected to up to 12, and when one alarm goes off, all alarms go off, notifying everyone of an emergency.
• HARDWIRED ALARM WITH REPLACEABLE BATTERY BACKUP: hardwired smoke and carbon monoxide detector Keeps you and your family safe even during power outages. Detect potential hazards anywhere in the home for total monitoring and security.
• EASY INSTALLATION: The hardwired design ensures a stable power source and effortless integration into your home's existing wiring systemFit most junction boxs.
• SELF-CHECK-FUNCTION:The wired smoke and carbon monoxide detector will automatically detect internal components every 80 seconds,,sensor,circuits,Ensure that the device is always working properly and protect the safety of you and your family
• REGULATORY COMPLIANCE: California requires smoke alarms that meet the latest regulations such as UL 217-8th edition. Florida requires dual sensor (smoke and carbon monoxide) 2 in 1 smoke alarms. (effective January 1, 2025)