What's in the box? x10 Ti-108 Calculators No Slide Covers available in Teacher Kit Cardboard Storage Box with foam inserts and handle Quick Reference Card Warranty Information Key features Perform addition, subtraction, multiplication and division Enter automatic constant for all four operations View percents, square roots and negative numbers Three-key memory Clear last entry and/or all entries Learn to navigate a calculator keyboard quickly Even the youngest learners can master the TI-108 calculator keypad quickly. The color-coded keys are grouped by related function and the calculator features an extra-large equal key for ease of use. For safety, and to prolong the service life of the calculator, the plastic keys are tamper proof and cannot be removed. Operate in low light without batteries ANYLITE solar technology delivers steady, reliable power so students never have to worry about a battery running out in the middle of class or homework. Support One-year limited warranty Toll-free help hotline: 1.800.TI.CARES Email: ti-cares@ti.com