First Alert SC9120B-12ST Combo Smoke & Carbon Monoxide Alarm Platform & Scaffolding Trim coil is used to

Trim coil is used to create decorative trim accents

Sturdy telescoping handle extends for fast transport of heavy loads

Includes: Phillips bit tips- no

Saw Diameter: 3"

Flexible: will not crack

First Alert SC9120B-12ST Combo Smoke & Carbon Monoxide Alarm Platform & Scaffolding Trim coil is used toHighlights: 120V AC 60 Hz with 9 volt battery back up Intelligent sensor reduces nuisance alarms Silence test button Ionization smoke sensor Tin oxide sensor permanently stores highest carbon monoxide reading Automatically performs internal test Interconnectable with BRK smoke and CO alarms Power indicator Battery drawer Quick connect plug with 8" pigtails Universal mounting bracket with screw slots Does not meet code in "Massachusetts" Note: