Student Software For The Texas Instruments Ti-Nspire Cx Ii Color Graphing Product Details This graphing calculator's proven ability to motivate discovery and understanding is expanded and enriched with visuals and hands-on functionality. Integrated mathematics templates permit you to enter expressions and see math symbols, formulas and stacked fractions just as they are printed in textbooks and on the board. Animated path plot allows you to easily visualize function, parametric and polar graphs as they're drawn in real time. Dynamic coefficient values let you explore direct connections between dynamic coefficients in equations and graphs. New app icons, supported by color-coded screen tabs, improve the user experience for easy navigation and use. Rechargeable battery reduces the risk of running out of power unexpectedly and eliminates the need for routine battery replacement. Easy-to-teach, easy-to-learn programming language makes this calculator perfect for exploring STEM concepts. High-resolution, full-color backlit display. The screen size is 320 x 240 pixels (3.5 inches diagonal) and the screen resolution is 125 DPI; 16-bit color Rechargeable battery included. Can last up to two weeks on a single charge Handheld-Software Bundle. Includes the TI-Inspire CX Student Software delivering enhanced graphing capabilities and other functionality. Thin Design and lightweight with easy touchpad navigation Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.