Includes USB charger, case, cover, and manual. Full-color screen with backlit display. All the functionality of the TI-Nspire CX handheld plus a built-in Computer Algebra System (CAS) Eleven interactive zoom features Fully functional; lightly used; like new Ideal for Pre-Algebra, Algebra 1 & 2, Trigonometry, Geometry, Pre-calculus, Statistics, Business & Finance, Biology, Physics, Chemistry, Calculus, AP Statistics, AP Physics, AP Calculus, and Linear Algebra.