The Kidde KN-COEG-3 is a plug-in detector for gas and carbon monoxide. It has a digital readout and a 6′ power cord that stores within the alarm, and uses a 9-Volt battery for backup.
Power Source: 120 VAC
Audio Alarm: 85 dB at 10 ft
Size: 6 1/10″H x 3 13/16″W x 1 13/16″D
Weight: 1 lb, 8 oz
Digital Display: Displays CO concentration in PPM
Warranty: 5-year limited