Olympus Camedia C-4040 4MP Digital Camera w/ 3x Optical Zoom 4-megapixel sensor captures 2,272 x 1,704 images for prints at sizes up to 11 x 14 inches Bright f1.8 autofocus lens with 3x optical plus 2.5x digital (7.5x total) zoom Included 16 MB Smartmedia card holds 20 images at default resolution Automatically connects with Macs and PCs via included USB cable Uses 2 CR-V3 lithium batteries (included) or 4 AA batteries