Thank
you
for
choosing
our
product. Please
read
the
instructions
carefully
before
operation. Follow
these
instructions
to
ensure
that
the
product
is
functioning
properly. The
images
shown
in
this
manual
are
for
illustrative
purposes
only.
For fur ther details, please visit our Company ’s website
www.zkteco.com.
User Manual
SLK21M
Date: July 2022
Doc Version: 1.0
English
