Texas Instruments TI-86 Graphing Calculator Black Vintage 90s Math Engineering Tool

Condition: Used, in fair condition with visible wear and scratches on the exterior. Battery compartment shows residue and corrosion on the cover. Calculator is untested and does not include batteries.

Features a large LCD screen, extensive scientific and graphing functions, arrow key navigation, and multiple programmable keys including F1-F5. Suitable for advanced mathematics, engineering, and science coursework.

Model: TI-86. Color: Black. Includes original slip cover with cosmetic scuffs and scratches. Interior of case has handwritten notes in pencil.

Requires 4 AAA batteries and a CR1616 or CR1620 backup battery (not included). Slide case and battery compartment covers are included. Made by Texas Instruments, a trusted brand in calculators.

Classic 1990s design popular for high school and college math courses. All brand labels and model numbers are visible as shown in photos.