LIKE NEW Lightweight yet durable enough to withstand the demands of the classroom year after year. Graph in vibrant colors to make faster, stronger connections. Powered by a TI Rechargeable Battery that can last up to one month on a single charge. Distraction-free (no Bluetooth, Wi-Fi, internet access) to keep students focused on learning. Display expressions, symbols and fractions just as you write them. Built-in programming capabilities. Can be utilized on the PSAT/NMSQT®, SAT® and ACT® college entrance exams, as well as IB® Diploma Programme and AP® exams that allow or require a graphing calculator.