The Keystone Everflash 1040 takes disc film popular in the 1980's and gone by the late 1990's. This camera had an extra feature with a slid bar that changed the lens and viewfinder from 28mm to 50mm labeled Normal and Telephoto. It also had a built in flash with an on/off button, thumb film advance, big green shutter button, and a handy carry strap. The flash was powered with two AA batteries and had a green flash ready indicator LED next to the on off switch. The camera is mostly plastic and was produced 1992 to 1995.