First Alert's SMCO210V 10-Year Sealed Battery Combination Smoke and Carbon Monoxide Alarm with Voice and Location Alerts Size:1 in H x 5.67 in L x 5.67 in W Smooth adjustment mechanism

Smooth adjustment mechanism

Perfect for trucks

The pliers teeth are hardened for secure grip over the life of the tool

Designed to work in all spa floaters and feeders

First Alert's SMCO210V 10-Year Sealed Battery Combination Smoke and Carbon Monoxide Alarm with Voice and Location Alerts Size:1 in H x 5.67 in L x 5.67 in W Smooth adjustment mechanismBe 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