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P4010ACLEDS-2 is an AC powered, ionization smoke alarm that operates on a 120V power source with sealed-in lithium battery backup.
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First Alert SA9120BPCN Hardwired 120-Volt AC Smoke Alarm with Adapter Plugs
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12V DC 10amp Power Supply, UL, 5 Outputs, w/Fire Alarm Interface - Security Camera King
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