Scientific Calculator, Portable, Length 5 in, Width 3 in, Depth 1/2 in, Display Digits 10, Display LCD, Display Dimensions 1/2 in H x 2 1/2 in W, 2 Digit Exponent, 3 Key and Forever Memories, Auto Off, Degree/Decimal Conversion, Factorials, Hexadecimals, Logs, Math, Mean, Percentages, Powers, Random Number Generation, Reciprocals, Roots, Science, Standard, Sum of Data, Sum of Squares, Trig, Raised Keys, Power Supply Battery