First Alert CO400B Carbon Monoxide Detectors, White Tank Repair GFCI and AFCI circuit breakers

GFCI and AFCI circuit breakers

Thin only for spray application with up to 8 oz

Size Oz : 20

Includes twin waste assembly

Wood requires low speeds also

First Alert CO400B Carbon Monoxide Detectors, White Tank Repair GFCI and AFCI circuit breakersWorks during power outages. No installation required. Place or mount almost anywhere. Mute test button to quiet unnecessary alarms, test alarm function. 85 decibel alarm, low battery warning. Low battery mute quiets low battery signal for up to 8 hours. Front open compartment allows battery change without taking alarm down. Electrochemical sensor is the most accurate technology available for detecting carbon monoxide. End of life timer alarm chirps