carbon monoxide & smoke combination alarms
first alert co600 first alert plug in carbon monoxide alarm no backup or display
plugs into standard outlet no batteries 120 volt ac 60 hz poweruses 40 % less power samples air once every second calibrated at four levels for accuracy silencer button re alarms if levels persist unique self testing system alerts if malfunctions 3 indicator lights green power status yellow service red warning covers only one outlet 5 year limited warranty carbon monoxide laws as they require ones with battery backup . please check your order local laws . locally restricted item can not ship to as does not meet code in california illinois and massachusetts
first alert