Re: Smoke/CO2 Detectors with Rechargable Battery Backups

["Crash Gordon" <webmaster@xxxxxxxxxxxxxxxxxxxxx>]

The battery in your car gets charged up every time you drive it, yet you
still have to replace it every few years...same with alarm system batteries.

3-5 years is about average for alarm system main battery backup life.

If you're talking about wireless devices...depends on what brand.


"DavidB" <#DavidB6061#@sbcglobal.net> wrote in message
news:4319e969.11694130@xxxxxxxxxxxxxxxxxxxxxxxxxxxx
>I am tired of changing batteries. Since the alarms have A/C, couldn't
> the A/C be continually charging a backup battery? Where do I find
> Smoke/CO2 Detectors with Rechargable Battery Backups?