Aftermarket Bi-Xenons vs. OEM?
on low beam, the shutter is up to create the cutoff. it covers half of the HID beam.
on high beam, the shutter is down and uncovers the full HID beam. in addition the
adjacent H7 beam is activated.

lower half of the globe. but even so, down and up would be relative and
the description would remain the same.
of course I knew you knew how they operated. jest having a little fun with you.










