First Alert 1046727 Battery-Operated Smoke Alarm with Slim Profile Design Size:1.13 in H x 5.2 in L x 5.2 in W Subject to ultraviolet deterioration and

Subject to ultraviolet deterioration and must not be exposed to sunlight

Lead free and contains no other metals

Sliding key slot protector keeps tumblers clean

Wet & Forget is non-acidic and contains no bleach

First Alert 1046727 Battery-Operated Smoke Alarm with Slim Profile Design Size:1.13 in H x 5.2 in L x 5.2 in W Subject to ultraviolet deterioration andThe SM200 Battery Operated Smoke Alarm meets the latest industry standards featuring First Alert's advance sensing technology in an easy to install, slim profile alarm. First Alert's Precision Detection advanced sensing technology complies with the latest industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency End of life warning lets you know when its time to replace the alarm Slim profile