First Alert 1046793 Battery-Operated 2-in-1 Smoke & CO Alarm with Slim Profile Design Style:2-in-1 Smoke & CO Alarm A good balance of wear

A good balance of wear resistance and mechanical shock absorbing properties

Greater power

Constructed from drop forged steel for strength and durability

Fits all residential models

First Alert 1046793 Battery-Operated 2-in-1 Smoke & CO Alarm with Slim Profile Design Style:2-in-1 Smoke & CO Alarm A good balance of wearEasily install the First Alert SMCO200 Battery Operated Combination Smoke & Carbon Monoxide Alarm with Slim Profile Design. The alarm is half the depth of a standard alarm and provides reliable 2 in 1 smoke and carbon monoxide protection. Meets new industry standards with First Alert's Precision Detection advanced sensing technology. First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking