First Alert 7020B Photoelectric Smoke Alarm, 120 Volt Decorative Shelf Brackets Stackable for easy storage

Stackable for easy storage

For laminated particleboard

progressive correction feature increases correction to next strongest level

Flare Nuts (15/16-16 Thread)

5 micron sediment filtration

First Alert 7020B Photoelectric Smoke Alarm, 120 Volt Decorative Shelf Brackets Stackable for easy storageHighlights: 120V with 9V battery back up (easy side load) Optipath 360 smoke sensor Hardwire photoelectric smoke alarm with escape light Install in bedroom, family room or kitchen Intelligent sensor reduces nuisance alarms Silence test button, low battery warning Quick connect pig tails Blinking power indicator light Automatically performs internal test Universal mounting bracket with screw slots Interconnect up to 18 units Boxed