Sony ILCE-7RM2 Instruction Manual page 50

Charging the battery pack using the AC Adaptor
1
Set the ON/OFF (Power) switch to
OFF.
2
Slide the lever to open the cover.
3
Insert the battery pack
completely, using the tip of the
battery to press the lock lever.
4
Close the cover.
GB
50
Charging the battery pack
Lock lever