Texas Instruments TI-89 Titanium Graphing Calculator w/ Slide Cover & USB Cable

Up for sale is a pre-owned Texas Instruments TI-89 Titanium Graphing Calculator complete with its original slide cover and the correct USB connectivity cable, which is rarely included by other sellers.

• Condition & Testing: Fully tested and 100% working. The screen is clear, all buttons are responsive, and it holds a reliable power state.

• Visual Proof: To show absolute transparency, the calculator has been photographed switched on in every single picture in this listing so you can see it actively functioning. Additionally, a video has been included demonstrating the calculator working in real-time.

• Key Features: Advanced Computer Algebra System (CAS), USB connectivity for file transfers and updates, and built-in flash memory for advanced coursework.

• Includes: Calculator unit, protective slide cover, and the USB cable.

Packed securely and shipped out quickly. Feel free to reach out if you have any questions!