Main circuit board for Lifepak 500 sold as-is for parts or repair.
Disclaimer:
"The sale of this item may be subject
to regulation by the U.S. Food and Drug Administration and state and
local regulatory agencies. If so, do not bid on this item unless you are
an authorized purchaser. If the item is subject to FDA regulation, I
will verify your status as an authorized purchaser of this item before
shipping of the item."