First Alert 1039727/CO410 Electrochemical Carbon Monoxide Detector, 9 Volts, White FreshArrivals Keep the can the same

Keep the can the same distance from the surface

High quality chalk

flexible dust blower and blade-tensioning lever are all located on the front upper arm for added convenience

Heater® Blue Flame 20

First Alert 1039727/CO410 Electrochemical Carbon Monoxide Detector, 9 Volts, White FreshArrivals Keep the can the sameHighlights: Display: Backlit Digital Voltage: 9 V Battery Size: AA Battery Type: Alkaline Housing Color: White (2) AA Batteries Dimensions: 3. 3" height x 4. 75" width x 1. 5" depth Single button tests alarm functions and mutes nuisance alarms Battery powered carbon monoxide alarm End of alarm life timer Front access battery compartment Low battery warning Button to silence or test alarm functions 85 decibel alarm, low battery warning with silence