The Aurora DT210 Desk Calculator features a large, angled display for up to 8 digits, making it easy to read. It includes convenient features like a 4-key memory, square root, percent, and +/- change buttons. This calculator operates on dual power. It comes packaged in a hanging box. The DT210 is a useful, semi-desk sized general-purpose calculator with an angled 8-digit LCD display for easy viewing. It is designed for user-friendliness and includes all the expected mathematical functions.