Pentax K-5 Operating Manual page 176

A number of dedicated accessories are available for this camera. Contact
a PENTAX Service Center for details regarding accessories.
Products marked with an asterisk (*) are the same as those supplied with
the camera.
Battery Charger kit K-BCg0 (*)
(Kit includes Battery Charger D-BC90 and AC plug cord.)
Rechargeable Lithium-ion Battery D-LIg0 (*)
AC Adapter kit K-ACS0
(Kit includes AC Adapter D-AC50 and AC plug cord.)
Lets you power your camera from an AC outlet.
Battery Grip D-BG4
The Battery Grip has features such as a
shutter release button, front e-dial, rear
e-dial, and AE-L button to
accommodate shooting vertically. In
addition to the rechargeable lithium-ion
battery D-LI90, AA lithium/Ni-MH/
alkaline batteries can also be used in
the battery grip to power the camera.
_,,_,_ Th e battery charger and AC adapte r are only so!d as a kit respectively. ........