Texas Instruments Ti-89 Titanium Graphing Calculator With Cover - Tested

Original owner, smoke and pet free home. This was used in high school and college. Tested and in working condition. Clear display, easy to press keys. Please look at the photos. This calculator is still being sold by TI and some Specs from Texas instrument website include the following- Electronically upgradable graphing calculator gives you the most up-to-date functionality and software applications (apps) About 188 K bytes of user-available RAM About 2.7 MB of user-available Flash ROM for data archive and apps 100 x 160 pixel display Internal clock with date and time display Icon desktop that allows easier access to apps and editors USB port for computer connectivity, unit-to-unit communication with TI-89 Titanium graphing calculators via Presentation Link™ adapter I/O port for communication with other TI products This calculator takes 4 triple A batteries which are not included. Check with your class to see if this can be used. See my other listings. Bundle and save. Questions? Leave a comment below!