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.

Universal Security Instruments AC hardwired (with Battery Back-Up) Dual Sensor Smoke detector

  • Provides 10 years of continuous protection against fast flaming fires, slow smoldering fires and carbon monoxide

  • Patented technology provides the benefits of both photoelectric and ionization sensing in one alarm

  • Sealed battery (included) will never have to be replaced throughout the life of the alarm

Best Price. Guaranteed
Find a lower price on an exact item? We'll match it. Some exclusions apply.
Learn More
FREE Returns
Return it in store or ship it back for free. Eligibility rules apply.
Learn More
Pay Your Way
Credit card, PayPal or Buy Now, Pay Later options available at checkout. Your choice.
Learn More