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Battery Grip for Sony a7R IV, a7S III, a9 II, and a1 Series Cameras
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4
.
Swi
ng a
nd lo
ck th
e do
or
shut.
5.
Ins
er
t th
e BG
-S
7’s e
lec
t
ri
ca
l
contact
s int
o the camera’
s
ba
t
ter
y c
ha
mbe
r
, an
d sea
t
the c
a
me
ra o
nto t
he gr
ip’s
mounting
screw
.
6
.
Rotate the thumbwheel
lock unt
il secure.
7
OVER
VIEW
ASSEMBL
Y
INTROD
UCTION
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