Specifications Basic Information Product features Non Programmable Non Graphing Number of Functions : 240 Product type Non Programmable Non Graphing Number of digits 10 + 2 digits Liquid crystal display S-V.P.A.M. (Super Visually Perfect Algebraic Method) Dot matrix display Key characteristics Plastic keys Key functions Negative Sign Power Off Memory Variables: 9 Independent Memory (M / M+ / M-) Answer Memory Memory Protection Reset Function Power supply LR44×1 Approximate battery life Main 3 years Auto Power Off Size (D × W × H) 161.5 × 77 × 11.1 mm Weight 95 g Accessories Hard Case Display Settings Display format settings Number Format: Fix Number Format: Sci Number Format: Norm Engineering Notation Fraction / Decimal Conversion (Fraction Key) Calculation Functions Basic calculation Basic Calculation Bracket Calculation Fraction Calculation Degree, Minute, Secound (Sexagesimal) Calculations Reciprocal Calculation Percent Calculation (scientific calculator function) Factorial Function π Calculation with √ and π Rounding Function Advanced calculation Transcendental number: e Applied calculation Multi-statement Command (:) Continuous Calculation Replay Function Multi-replay Function Functions Features Basic functions Basic Mathematical Functions Number of Functions : 240 Absolute Value Calculation Power Function (Square) Power Function (Cube) Power Function Power Function (Square Root) Trigonometric Function Inverse Trigonometric Function Hyperbolic / Inverse Hyperbolic Function Exponential Calculation Logarithmic Calculation Log not base 10 Coordinate Conversion Combination / Permutation Random Number Generation Summation Statistical Functions Statistical data STAT-data editor Statistical calculation Statistics Function Basic Statistics