BRK Battery-Powered Photoelectric Smoke/Fire Detector

6 pc 10YR Battery Photo Smoke Alarm Contractor Pack - This BRK Slim Photoelectric Smoke Alarms includes a 10-Year Battery helping protect your home by providing up to a decade of uninterrupted monitoring. This low-profile smoke alarm uses an ultra-reliable photoelectric sensor to detect smoke from slow-burning， smoldering fires. Half as thick as a standard alarm， this detector has a slim， contemporary design that mounts unobtrusively on a wall or ceiling. A built-in 10-year lithium-ion battery provides continuous power， with no need to ever worry about changing the battery over the lifetime of the smoke detectorFind the PHOTOELCTRIC SMK AL 6PK at Ace.