This 120-Volt Hardwired Voice Smoke Alarm with Emergency Light Intelligent Wire-Free Interconnect and 10-Year Battery Backup features voice alert， wireless interconnectivity， a sealed-in 10-Year Backup Battery， and an emergency light. This alarm requires hardwire installation and includes a 10-year Battery Backup to provide protection even during power outages. The voice alarm announces \"Fire!\" if a hazard is detected and indicates when the Smart Hush feature has been activated. LED safety light helps illuminate escape pathways. This alarm interconnects with other Kidde hardwire interconnect alarms and also features wire-free interconnectivity with other Kidde 10-Year Wire-Free Interconnect alarms. If one unit is triggered， all interconnected alarms will sound. Wire-free interconnectivity allows for easy interconnect setup and eliminates the need for expensive rewiring. This alarm is also compatible with the Kidde Smart Bridge app and hub (sold separately)， which will send a message to your smart phone， tablet or PC alerting you to a potential threat.

Smoke detector requires hardwire installation

10-year battery backup provides protection even during power outages

Voice messaging system announces threat

Alarm can also interconnect with other Kidde 10-year Wire-Free Interconnect units via radio frequency， providing an interconnected system without the inconvenience of rewiring your home

Wire-free interconnectivity with the following Kidde models: P4010ACSCO-W， P4010ACS-W， P4010DCSCO-W， P4010DCS-W， P4010DCS-W， P4010LACS-W， P4010LDCS-W

LED safety light helps illuminate escape pathways

Voice alarm announces "Fire!"， when a smoke or fire hazard is detected

Internal timer reminds you to replace your unit after 10 years to ensure the most reliable protection

Photoelectric sensing alarms may detect visible fire particles (associated with slow smoldering fires) sooner than ionization alarms

Compatible with the Kidde SmartBridge app and hub (sold separately)， so that you can receive a message on your smart phone， tablet， or PC alerting you to a potential threat

SmartBridge app and hub are not required for device to operate

Interconnect is not required; this alarm also functions as a stand-alone smoke detector

A maximum of 24 Kidde devices can be interconnected in a multiple station arrangement; the interconnect system must not exceed the NFPA (National Fire Protection Association) limit of 18 initiation devices， of which 12 can be smoke alarms; with 18 initiating devices (smoke， heat， CO， etc.) interconnected， it is still possible to interconnect 6 strobe lights and/or relay modules

10-year limited warranty

Kidde offers a full range of 120-Volt AC wire-in life safety products with interconnect capability to provide the most immediate and complete system available. When any one interconnected alarm is triggered， all interconnected alarms within the home sound an immediate warning

*Check with your state and local fire and Building/Safety codes for specific information regarding smoke & Carbon Monoxide Alarms.

Smoke detector utilizes a photoelectric sensor to detect fire hazards and sounds an 85 db alarm when a hazard is detected