For KATSEYE : THE BEAUTIFUL CHAOS TOUR,
you are not required to pair your Light Stick via
the mobile app.
Turning on the Light Stick at the concert venue will
automatically start the Light Stick effects.

Before the concert, don’t forget to press and
hold the top button for two(2) seconds to turn on
your Light Stick.

Please refer to the notice for more information.
https://weverse.io/katseye/notice/32075

Thank you.