Battery (DC) CO Alarms 
and Smoke/CO Combo Alarms

Kidde has been making Carbon Monoxide (CO) alarms with electrochemical sensing technology for years. All of Kidde's CO alarm products – from basic units to premium CO alarms – include the company's patented Nighthawk™ electrochemical CO sensor.

Kidde battery-powered alarms are easy to install, and keep working even if there is a power outage.