Calculator, Portable, Length 4 1/4 in, Width 2 1/4 in, Depth 1/4 in, Display Digits 8, Display LCD, Display Dimensions 3/4 in H x 1 1/2 in W, 3-Key Memory, Change Sign, General Math, Percent, Square Root, General Calculations, , Rubber Keys, Power Supply Battery, Solar, Includes Slide On Cover