First Alert 1040962 Battery Operated Carbon Monoxide Alarm, 12 Pack BF20 range and indoor display has

range and indoor display has backlight for nighttime viewing

Featuring a contemporary tapered barrel shape

Since water is abrasive

of max torque and 230 ft

First Alert 1040962 Battery Operated Carbon Monoxide Alarm, 12 Pack BF20 range and indoor display hasHighlights: 12 Pack Contractor pack Each unit is powered by one 9v replaceable battery Offering peace of mind even during power outages Includes a permanent internal sensor that lasts up to 5 years An 85 decibel horn sounds if carbon monoxide levels are too high Features a test silence button that silences the alarm Allows you to test its functionality No installation or outlet is required An optional wall mount is included A pull down action chart on