Manual P/N 820-1388 Rev. C 04-21 2507-7229-03ATTENTION: Please take a few minutes to thoroughly read thisuser’s guide which should be saved for future reference andpassed on to any subsequent owner.Carbon Monoxide AlarmUser’s GuideModel: KN-COPP-3 (900-0076)• 120V AC • 9V Battery Backup • Peak Level MemoryKN-COPP-3with Digital Display