First Alert 9v Smoke Alarm

Slim battery-operated photoelectric smoke alarm. Uses an ultra-reliable photoelectric sensor to detect smoke from slow-burning, smoldering fires. Half as thick as a standard alarm, features a slim, contemporary design that mounts unobtrusively on a wall or ceiling. Battery life varies according to use and application.

Features:

• Photoelectric sensor
• Slim, unobtrusive design mount on a wall or ceiling
• Powered by (1) 9V battery, included
• 10-year limited warranty