Description:
Plug In Power with Digital Display & Battery Back Up This OneLink™ alarm protects your family from two deadly threats  Explosive Gas and Carbon Monoxide Most Accurate* Carbon Monoxide Sensor Available ...

Description:
Battery Operated This alarm is for you if you want: basic protection from fire. 9 V Battery included EZ Access Battery Door Optional Theft Prevention lock :  When activated, batteries ...

Description:
The #1 Safety Brand Carbon Monoxide Alarm Battery Powered, Includes Alarm Silence Why should I choose this alarm?  This alarm provides protection from carbon monoxide, the #1 cause of accidental ...