Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

First Alert Hardwired (with Battery Backup) Interconnected

  • 10-year sensor with 10-year end of life

  • 9V alkaline battery backup

  • Ionization smoke and electrochemical carbon monoxide sensors

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