The OEM Sharp Scientific Calculator SHREL344RB features a large, 10-digit LCD display and comes in a stylish metal case with a compact, protective wallet case. It includes a 3-key memory function along with change sign, square root, and percent keys for versatile calculations. This calculator can perform fractional calculations and offers 44 built-in metric and fraction conversions, making it ideal for various applications including weight, measurement, volume, and temperature conversions. It operates on twin-power, automatically switching from solar cells to battery power in low light conditions.