This 16-digit desktop calculator is perfect for the modern office with an extra-large, angled LCD for easy viewing and full-size keys. About the height of a woodcase pencil, the compact size will take up little space on your desktop. Calculator also offers full-size keys, a sleek metallic design and tough blue acrylic display cover. Functions include tax keys, markup key, grand total key, selectable decimal and rounding switches, percent key, automatic constants, backspace key and three key independent memory. Calculator automatically power down when not in use. Hybrid power calculator runs on solar power with battery backup.