Specifications:Product features: Non Programmable Non Graphing Number of Functions:552   Product type: Non Programmable Non Graphing   Number of digits: 10 + 2 digits Liquid crystal display: 3-digit comma markers Natural textbook display Icon menu Dot matrix display High Resolution   Key characteristics: Plastic keys Key functions: Negative Sign Power Off   Memory: Variables: 9(A,B,C.D.E.F.X.Y,M) Variables List Independent Memory (M /M+ / M-) Answer Memory Memory Protection Reset Function   Power supply: Solar & Battery Approximate battery lifeMain 2 years Auto Power Off   Accessories: Hard Case Display formatsettings: Number Format: Fix Number Format: Sci Number Format: Norm Engineering Symbol Engineering Notation Toggling CalculationResults Fraction / DecimalConversion (SHIFT＋＝)   Basic calculation: Basic Calculation Bracket Calculation Fraction Calculation Degree, Minute, Secound(Sexagesimal) Calculations Reciprocal Calculation Percent Calculation(scientific calculator function) Ratio calculation Factorial Function π Irrational numbercalculation Rounding Function   Advanced calculation: Transcendental number: e Base-n calculation Logical Operators Complex numbercalculation Matrix calculations Vector calculations Differential calculation Integration calculation   Applied calculation: Multi-statement Command(:) Continuous Calculation Replay Function Multi-replay Function UNDO CALC Function SOLVE Function   Basic functions: Basic MathematicalFunctions Number of Functions:552 Independent Key x Absolute ValueCalculation Power Function (Square) Power Function (Cube) Power Function Power Function (SquareRoot) Trigonometric Function Inverse TrigonometricFunction Hyperbolic / InverseHyperbolic Function Exponential Calculation Logarithmic Calculation Log not base 10 Coordinate Conversion Combination /Permutation Prime Factorization Random Number Generation Random IntegerGeneration Summation   Other functions: Spreadsheet Equation Inequality Calculations   Physics- andchemistry-related functions: Scientific Constants Metric conversionfunction   Statistical data: List based STAT-data editor Statisticalcalculation: Statistics Function