This grip is specially designed for the Panasonic DC-G9 mirrorless ILC camera. It is equipped with an alternate shutter-release button, front dial, rear dial, joystick, AF/AE lock button, ISO button, and white balance button for comfortable access to the DC-G9's controls while shooting in a vertical position. This power grip can hold one DMW-BLF19 rechargeable lithium-ion battery while another remains in the camera's battery chamber.