LOT OF (3) FIRST ALERT SC9120B / SMICO100-AC COMBINATION CARBON MONOXIDE & SMOKE ALARMS.(FRESH UNITS).
MODEL NEW REPLACEMENT SMIC0100-AC REPLACES MODEL SC9120B. MANUFACTURED DATE ON THESE ALARMS
MARCH 4, 2026. MOST ALARMS BEING SOLD HERE ON EBAY ARE MUCH OLDER DATE. ASK SELLER FOR THE
MANUFACTURER DATE STAMPED ON BACK OF EACH UNIT BEFORE YOU BUY. FAST & FREE SHIPPING!!!