First Alert 7020B Photoelectric Smoke Alarm, 120 Volt Combs Used to cut the following

Used to cut the following materials: structural steel lumber

Provides analog audio and video on one cable

Size: 4 Lb

Adapter is 1-1/4" MPT x 1-1/4" insert

Heats up to 2

First Alert 7020B Photoelectric Smoke Alarm, 120 Volt Combs Used to cut the followingHighlights: 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