BRAND NEW BRK-First Alert SA520B Wireless Interconnect Smoke Alarm - $45 (Des Plaines)

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Maple St near Lincoln

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condition: new

make / manufacturer: BRK - First Alert

model name / number: SA520B

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Brand New BRK - First Alert SA520B Wireless Interconnect Smoke Alarm
Wireless Interconnect bridge unit with mesh network communication and silence feature
AC powered with battery backup photoelectric smoke alarm
Batteries included
10 year warranty

post id: 7878098358

posted: 2025-08-31 19:23

updated: 2025-09-28 12:49

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BRAND NEW BRK-First Alert SA520B Wireless Interconnect Smoke Alarm -...

Brand New BRK - First Alert SA520B Wireless Interconnect Smoke Alarm Wireless Interconnect bridge unit with mesh network communication and silence feature AC powered with battery backup...