ULK1056 Features: * Calculator * Extra-large PC touch keys have the look * Feel of a computer keyboard * Easy-to-read angled LCD display reduces glare * Selectable decimal and rounding switches * Auto power down feature * Power Source: Battery * Solar * Display notation: Punctuated * Number of Display Digits: 12 * Display Characters x Display Lines: 12 x 1 Dimensions: * Dimensions: 8.75" H x 6.38" W x 1.63" D