You are looking at a used Yellow TI-84 Plus Graphing Calculator. It has been tested and is 100% functional. Expect scratches and/or small dark spots on the screen. Expect scratches, engravings, stickers, marker, etc on the calculator and sliding cover. Expect missing rubber feet. See pictures for an example of what you will receive.

This calculator comes with:

Sliding Cover (Yellow)
Battery Compartment Cover 
Backup Battery Door
Lithium Backup Battery