Casio Electronic Dictionary EX-word XD-Z4700 (School Edition of the XD-Z4800, AZ-Z4700edu)

Screen: 5.3-inch touchscreen (5.0-inch, 528 x 320 dot TFT color LCD) Power: Two AA alkaline batteries (LR6 (AM3)) or two AA eneloop batteries or two AA rechargeable EVOLTA batteries; USB power supply from a computer or optional USB-AC adapter. * "eneloop" is a registered trademark of the Panasonic Group. * "EVOLTA" is a registered trademark of Panasonic Corporation. Dimensions: 148.0mm W x 105.5mm D x 16.7mm H (closed, thinnest point), 18.5mm H (closed, thickest point) Weight: Approximately 277g (including batteries) Accessories: One stylus, two AA alkaline batteries