First Alert CO400 Battery Operated Carbon Monoxide Alarm Detector and date window at 3

and date window at 3 o'clock

please consult your manufacturer for compatibility before purchase

Contains one high quality and very durable replacement lead wire that is compatible with Omron Max

Do not submerge in water or use other materials to clean the unit

put the meter into PH 9

First Alert CO400 Battery Operated Carbon Monoxide Alarm Detector and date window at 3Product Description The First Alert CO400 Carbon Monoxide Alarm utilizes an electrochemical carbon monoxide sensor to monitor your space for a carbon monoxide threat. The battery powered design doesn't require an electrician; simply insert the included 9 volt battery, and the carbon monoxide detector is ready to go. The advanced electrochemical CO sensor detects carbon monoxide leaks from multiple sources, such as faulty fuel burning appliances,