Combo Smoke And Carbon Monoxide Alarm With Ten Year Battery Dual Sensor Smoke Detector With Bilingual Voice Alerts Reduced Nuisance Alarms For Home Safety Four Pack

Dual-Sensor Smoke and CO Alarm with 10-Year Battery, 4-Pack
✔️ Dual sensor mix photoelectric electrochemical for accurate alerts

This four-pack combo alarm protects homes ranging from apartments to basements, mounting on a wall plate for easy install. It features a compact 6.1in by 1.65in form and a built-in 10-year sealed battery for maintenance-free safety.

✅ 10-year built-in sealed battery eliminates frequent replacements
✅ Dual sensor: photoelectric for smoke and electrochemical for CO
✅ UL 217 and UL 2034 compliant for reliability
✅ Bilingual voice alerts in English and French for clear warnings
✅ Includes wall plate for simple installation in bedrooms, hallways, or living areas

💡 What is a dual-sensor smoke and CO alarm and how does it work in a home? This handy device provides combined protection by detecting both smoke and carbon monoxide and alerting occupants in their preferred language. - It uses a photoelectric sensor for smoke detection - It uses an electrochemical sensor for CO detection - 10-year built-in sealed battery eliminates battery changes - UL 217 and UL 2034 certifications ensure safety

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