Double
faced
adhesive tape
1
2
86 box
3
Hexagon screw
1
2
3
1
2
1
.
Use
four
screws
at
the
corner to
fix
on
the
wall
doorbell
Hexagon
screw
3
6 Installation
2" x 4 "
box
3
.
Use
adhesive
tape
to
fix
doorbell
on
the
door
or
wall
2
.
Use
two
screws
in
the
middle to
fix
to the 86 box or 2"x4"
doorbell
box