BRK First Alert SMI100-AC Interconnectable Ion Smoke Alarm w/Battery Backup Rotary Pipe Cutters 2 green LEDs Rating: CAT

2 green LEDs Rating: CAT III 300 V Warranty: Two years

It's made with heavy-duty No

plus heavy-duty latches

Padded knuckles

Services applications for furnaces

BRK First Alert SMI100-AC Interconnectable Ion Smoke Alarm w/Battery Backup Rotary Pipe Cutters 2 green LEDs Rating: CATBRK First Alert SMI100 AC Interconnectable Ion Smoke Alarm w Battery Backup Interconnect Hardwire Smoke Alarm with Battery Backup Direct wire in with 9V battery backup. Hardwired with battery backup for protection during power outages. Perfect mount for easy installation. Mounting bracket keeps the alarm secure over a wide rotation range for ideal alignment. Latching alarm indicator, visually identifies unit that initiated alarm or low battery.