First Alert SA521CN-3ST Smoke Alarm Battery Operated 120 Volt Tool Sets Carbon steel yoke and wing

Carbon steel yoke and wing nuts

Releases organic dipeptides (proteins) into the soil to prevent root development

Certified to 200 PSI and 200 degrees F

Capacity: 23 quart

Smooth drum with recessed edges

First Alert SA521CN-3ST Smoke Alarm Battery Operated 120 Volt Tool Sets Carbon steel yoke and wing"FIRST ALERT" SMOKE ALARM 120V AC DC Easily expand an existing interconnected 120V AC system by replacing one alarm in the series with this alarm Add additional battery operated First Alert Onelink enabled alarms to expand without wires Photoelectric smoke alarm reduces nuisance alarms Alarm and low battery silence feature 10 year limited warranty