The Kidde Basic CO Alarm Battery provides a loud warning signal against the dangers of elevated carbon monoxide levels. Alarm also provides continuous monitoring of CO levels - even during power outages when AC-only units are not providing protection. The battery powered CO Alarm includes multiple mounting options allowing installation on a wall or tabletop. Five-year limited warranty.

Power Source: 3 AA Batteries
Sensor: Electrochemical
Audio Alarm: 85dB at 10 ft.
Temperature Range: 40°F to 100°F
Humidity Range: 5%-95% relative humidity
Size: 5 1/4" Diameter x 1 1/16" Depth
Weight: .5 lbs
Interconnect: No
LED: Green, Normal/Red, Alarm
Digital Display: No
Warranty: 5 year limited