Non Programmable Number of Functions : 240 AAA 1 (R03) DIGIT:10 + 2 digits (10-digit mantissa + 2-digit exponential display) Dot matrix display: High-resolution screen provides beautiful looking graphs every time Multi-replay: Quick and easy recall of previously executed formulas for editing and re-execution Plastic keys: Designed and engineered for easy operation 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. STAT-data editor: Back-step viewing and editing of input data AAA-size Battery Non Graphing Basic Statistics: Standard statistics functions such as Mean, SUM, Standard Deviation, and Regression Basic Mathematical Functions: Trigonometric, Exponential logarithmic, etc. Dimensions(D W H): 161.57713.8mm Weight : 105g