6 x NEW BRK FIRST ALERT SMI100-AC HARDWIRED SMOKE ALARMS w/BATTERY BACKUP 5/2026 by | Aug 6, 20266 X BRK FIRST ALERT SMI100-AC HARDWIRED SMOKE ALARMS. DIRECT WIRE-IN WITH 9V BATTERY BACKUP.FRESH UNITS. MANUFACTURED DATE ON THESE UNITS MAY 30, 2026.
