Patent ID: 8170623

Claim:
A charging arrangement for an electronic accessory to a portable electronic device, comprising: a vertically un-adjustable plug body having a first end configured to be plugged into a cigarette lighter power port; a first set of conductors within said plug body configured to provide power to said portable electronic device for charging said portable electronic device directly via a continuous wire; an accessory charging port disposed partially within said plug body, said accessory charging port being configured to mechanically, by partially enclosing, laterally receive said electronic accessory when said electronic accessory is plugged into said accessory charging port for charging; and a first set of charging pins disposed at least partially within said accessory charging port for providing power to said electronic accessory when said electronic accessory is plugged into said accessory charging port for charging, wherein said plug body includes a first regulation circuit configured to at least adapt a first voltage level present on said cigarette lighter power port to a second voltage level suitable for charging said electronic accessory, said plug body further includes a second regulation circuit configured to at least adapt said first voltage level present on said cigarette lighter power port to a third voltage level suitable for charging said portable electronic device, wherein said second voltage level is different from said third voltage level and both said second voltage level and said third voltage level being different from a ground voltage level.