Classic mini-desktop calculator is ideal for home, office or retail with big keys and a giant SuperView display. Well-spaced keyboard features large, contoured keys for easy operation. The eight-digit LCD is angled for easy viewing. Change sign key simplifies entry of negative numbers. Functions include three-key memory, auto constant, square root, percent key and variable decimal. Calculator runs on solar and battery power to work anywhere.Classic mini-desktop calculator is ideal for home, office or retail with big keys and a giant SuperView display. Well-spaced keyboard features large, contoured keys for easy operation. The eight-digit LCD is angled for easy viewing. Change sign key simplifies entry of negative numbers. Functions include three-key memory, auto constant, square root, percent key and variable decimal. Calculator runs on solar and battery power to work anywhere.