First Alert's SMCO210V 10-Year Sealed Battery Combination Smoke and Carbon Monoxide Alarm with Voice and Location Alerts Grill Accessories Bypass feature controls thermal expansion

Bypass feature controls thermal expansion pressure

16 gauge galvanized steel for doors weighing up to 400 lbs

and Trimhead) and are available in Buglehead or Trimhead with Phillips or Square drives for specific drywall applications

The head and handle are forged in one piece and have a fully polished head

CSA/ASME Compliant

First Alert's SMCO210V 10-Year Sealed Battery Combination Smoke and Carbon Monoxide Alarm with Voice and Location Alerts Grill Accessories Bypass feature controls thermal expansionBe alerted to the type of danger and its location in your home with First Alert's SMCO210V 10 Year Sealed Battery Combination Smoke and Carbon Monoxide Alarm with Voice and Location Alerts. This 2 in 1 alarm provides convenient protection against both CO and fire threats and meets new industry standards. First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides