Patent attributes
An apparatus, including a first circuit which contains a first load of a premises or article, which first load does not draw current from a first battery when a system of the premises or article is not operating; a second circuit which contains a second load of the premises or article, which second load draws current from a second battery when the system is not operating or is non-operational; a first switch which is capable of disconnecting the first battery from the first circuit; a second switch which is capable of connecting the first battery to the first circuit; and at least one recharger which is capable of recharging the first battery and the second battery when the system is operating. The apparatus is capable of providing electrical power to the second load when the at least one recharger ceases to operate or becomes non-operational.