There is disclosed an electronic still camera that has a printer section in
addition to a camera section. The printer section prints an image on a self-developing
type instant photo film unit in accordance with digital image data picked up and
memorized through the camera section. A film pack containing a stack of instant
photo film units is loaded in a loading chamber of the electronic still camera,
such that the instant photo film units of the film pack are successively exposed
through the printer section. A connector device for connecting a battery pack to
the electronic still camera is provided in the loading chamber, whereas a charging
circuit for charging a main power source with the battery pack is provided in the
electronic still camera.