Promote greater fire safety with the First Alert 7010B Hardwired Photoelectric Smoke Alarm with Battery Backup. Equipped with a photoelectric smoke sensor, this 120-volt AC smoke alarm reliably detects smoke produced by smoldering fires and alerts you with a loud 85-decibel alarm. It also features Optipath 360 technology, which allows for more comprehensive detection of smoke, combustion particles, and other fire signatures by providing 360-degree sensor access. A universal mounting bracket and quick plug-in power connector make installation easy, while tamper-resistant locking pins keep the alarm secure. Designed to be wired directly into your home's electrical system, this hardwired smoke detector features a backup battery that helps keep the alarm functioning even in the event of a power outage. It can be integrated with up to 12 First Alert or BRK hardwired alarms and up to six bells, horns, or repeaters. A latching indicator identifies which unit triggered the alarm, so you can know the location of the threat and plan an escape route. And thanks to the detector's convenient test/silence button, you can easily check whether your alarm is functioning properly and mute false alarms.
The First Alert 0827B Sealed Ionization Smoke Alarm features a 10-year sealed lithium battery, eliminating the need for battery replacements during the lifetime of the alarm. A tamperproof design prevents batteries from being removed. Featuring an ionization sensor for reliable smoke detection, this model meets code for all sealed/tamperproof alarms. The smoke alarm includes a mute feature that lets users to silence the alarm, as well as a power LED and alarm indicator, end of life signal, and single test button for simple operation. A Perfect Mount system allows you to easily align and mount the smoke detector on the wall.