Nikon NIKKOR Z 70-200mm f/2.8 VR S Lens - Manual (Page 56)

32 First Steps
Before inserting or removing the battery or memory cards,
confirm that the camera power switch is in the
OFF position.
Insert the battery in the orientation shown, using the battery to
keep the orange battery latch pressed to one side. The latch
locks the battery in place when the battery is fully inserted.
Holding the memory card in the orientation shown, slide it
straight into the slot until it clicks into place.
Insert the Battery and a Memory Card
Battery latch