Scientific Calculator 991es plus 2nd Function Calculator test Exam Study Learning Professional Solar & Battery Student School Supplies Office Supplies 570ms 570es plus 991ex

•Free Gift ( Free pencil or cat stickers, sent at random )and Beautiful wrapping paper and foam double packaging, quality will be checked before sending, safety assured.

•Non Programmable

•Number of Functions : 419/240/552

•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.

•Basic Mathematical Functions Trigonometric, Exponential logarithmic, etc.

•Basic Statistics Standard statistics functions such as Mean, SUM, Standard Deviation, and Regression

•button Battery and solar

•Calculator Type:Scientific

•Calculator Power Source:Battery