First Alert 10-Year Battery Smoke Alarm and Battery-Operated Carbon Monoxide Alarm Value Pack Wet/Dry Vacuum Can be securely tightened by

Can be securely tightened by slipping nail into eye of spade bolt and twisting

CHARGE ADAPT™: Adaptive Charge Distribution delivers adaptive simultaneous charging for multiple batteries to maximize productivity

One-piece integrated design for faster installation

tool-free lamp and sensor head adjustment

Smith Canada

First Alert 10-Year Battery Smoke Alarm and Battery-Operated Carbon Monoxide Alarm Value Pack Wet/Dry Vacuum Can be securely tightened byComplies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency. 10 year sealed battery eliminates battery replacements and low battery chirps for the life of the alarm Slim profile design is half the depth of a standard detector End of life warning lets you know when it's time to replace the alarm Test silence button for efficient testing to ensure the detector is working