Item is a Polaroid instant camera with a plastic body and wrist strap, that now usually retails for around $20. Borrows heavily from the Square Shooter 2, with the addition of a mechanical development timer. The lens is 114mm, f/9.2 3-element plastic and there is a built-in flashcube socket, with the flashcube rotating automatically after each picture. The shutter is electronic and speeds range from 1/500 to 10 sec. Photos are exposed automatically. The aperture control option is set for 75 speed film and there is a "face sizer" focusing aid for images within 5 ft. Serial number is TK2301A.