SITERWELL Hardwired Smoke Detector Carbon Monoxide Detector 10 Year Battery, Meets UL217-9th Standards, Interconnected Smoke and Carbon Monoxide Detector Combo with Bilingual Voice Alerts, 5 Pack

Additional Details from the Manufacturer

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More features

• 10 YEARS BATTERY: This hardwired smoke and carbon monoxide detector has a built-in 10-year battery, providing protection in the event of a power outage. When connected to AC power, the backup battery ensures reliable operation without the need for replacements for a decade.
• ACCURATE ALARMING: The GS886F-H02 smoke detector and carbon monoxide detector combo uses photoelectric and electrochemical sensors and has undergone rigorous testing and certification to Conf. to UL STD 217 & 2034 and Cert. to CAN/ULC STD S531-19 & CSA STD 6.19-17, ensuring high accuracy and reliability.
• REDUCED NUIANCE ALARMS: The dual-wave detection technology, it is more sensitive to detecting slow smoldering fires which produce light smoke, can reduces nuisance alerts from cooking, allowing you to prepare meals without being interrupted by unnecessary alerts.
• HARDWIRED INTERCONNECTED SYSTEM: This smoke and carbon monoxide detector hardwired connected to can link up to 18, when any alarm is triggered,all alarms will sound, no matter in the living room, room, kitchen, garage, basement etc.
• BILINGUAL VOICE ALERTS: Features voice alerts in both English and French, Co alarm: "Warning!, carbon monoxide" "Attention!, monoxyde de carbone", Smoke alarm: "Fire!","Incendie!", ensuring all family members can quickly understand and respond.
• SIMPLE INSTALLATION - The included wall plate fits most smoke detectors on the market, simply rotate the alarm to mount on the plate and you are ready to go, Product Size: 6.1in*1.65in.