2nd edition comes with same features and new sleek design with curved edges which makes it compact and easy to carry 10 + 2 digits: 10-digit mantissa + 2-digit exponential display Solves Differentiation, Integration, Statistics, Regression, etc. Colour-coded keypad for easy key differentiation S-V.P.A.M. (Super Visually Perfect Algebraic Method): All the features of the existing V.P.A.M. series plus a new 2-line display and a useful Replay function. All this helps to make mathematics easier to use and easier to understand than ever before Multi-replay: Quick and easy recall of previously executed formulas for editing and re-execution Drop-resistant body with water-resistant printing on Keys 3-year Warranty from the manufacturer