Polaroid i531 Polaroid i531 5.0MP 3x Optical/4x Digital Zoom Camera General Features : 5 MP Resolution Great for beautiful 8 x 10-inch prints or under 2.4-inch TFT ActiveMatrix LCD Generous, bright color display 3x Optical, 4x Digital Zoom Zoom lens: 6.2 mm - 18.6 mm Lens aperture: F/2.8-5.6 16 MB Internal Memory SD/MMC card compatible for expanded memory Uses two (2) "AA" Batteries (included)