how odd - it was there just a couple of days ago. Back to the drawing boards.
The disposables ones are fine in very certain specific environemtal conditions. Water clarity and your relative position to the light plays an extremely imporetant role in the outcome.
You did not buy a "digital' U/W camera though, I think you bought a "film" camera marketed with "digital processing" whereby instead of giving you your images back in print form, they give you a CD To my knowledge there are no digital throwaways. Would be too expensive. IMHO