Aputure Battery Grip 5DMIIL - Handbuch (Seite 16)

Installing the Battery Packs
1.Press the battery dorr button as shown is the direction of the
arrow to open the battery door and press the battery storage
Button,pop-up battery storage
3.Close the battery door.
If you do not the battery dorr closed,then the camera will
not work
2.In the battery position(LP-E6 use) in single or two batteries
into pools LP-E6
1
2
3