Front-loading battery door allows you to change the battery without removing the alarm from mounting bracket.

Features

• Provides a Hush™ feature to quickly silence nuisance alarms.
• Tamper resist locking feature deters alarm theft.
• Alarm memory flashes red LED indicating which unit was the initiating alarm in interconnected system.
• Battery backup provides protection in case of power failure.
• Interconnectable with up to 24 devices (of which 18 can be initiating) including smoke, CO and heat alarms. See user’s guide for complete instructions.