The First Alert Dual-Power Carbon Monoxide Plug-In Alarm lets you monitor carbon monoxide levels nearly anywhere. Simply plug this personal carbon monoxide detector into any standard outlet, and the backlit digital display will show the level of carbon monoxide in the room. A battery backup sustains the CO detector in the event of a power outage, and a power level indicator on the display and end-of-life timer let you know when the device needs to be replaced.

10 Year Photoelectric Smoke Alarm, Nuisance & Hassle Free, Includes A 10 Year Sealed Lithium Battery, Eliminating Annoying Low Battery Chirps & Costly Battery Replacements, A Slimmer Round Design, All The Protection Needed To Help Keep What Matters Most Safe & Secure. 

The Nighthawk, Digital Battery Operated Carbon Monoxide Alarm, Easy To Install Unit That Provides Reliable Protection Against The Dangers Of Carbon Monoxide, Digital Display Feature Adds An Advanced Level Of Protection Showing CO Levels In PPM Allowing You To See If Levels Change, Written Information & Instruction, Easy For Anyone To Understand, Small, Sleek Design That Is Suitable For All Living Areas & Has A 7 Year Limited Warranty. 

This smoke alarm comes with a sealed ten yeary lithium battery that is in a tamper resistant compartment to prevent the battery from being stolen. It has a hush feature along with a test/rest button and LED indicator.

The Kidde KN-COB-LP2 provides you and your family with a loud warning signal against the dangers of elevated carbon monoxide levels in your home. The battery operated CO alarm provides continuous monitoring of CO levels, even during power outages when AC- only units are not providing protection.

The nighthawk digital battery operated carbon monoxide alarm has a digital display that shows the level of carbon monoxide in PPM allowing you to see if the levels change. The sleek design makes it suiteable for all living areas. This alarm has a 7 year warranty.

Feel safe with these alarms from Kidde. The Worry Free smoke alarm has a 10-year battery life, so no more replacing batteries every 6 months. The battery-op CO alarm has an advanced level of protection.  Get both and feel doubly safe.

The First Alert Ten-Year 2-in-1 photoelectric smoke detector with carbon monoxide alarm features our new slim design and maximum protection. It's protection at its finest and lasts a full 10 years without the hassle and expense of twice a year battery changes. The sleek new design is half the size of standard alarms and looks elegant on your wall or ceiling, blending in easily with decor. Our patented smoke entry system allows for a direct path to the smoke sensor, helping to minimize nuisance alarms that often come from cooking smoke or shower steam.