This Texas Instruments TI-84 Plus Graphics Calculator in black is a powerful tool for financial, scientific, and graphing purposes. It is a handheld device that runs on batteries, making it portable and convenient to use on the go. The calculator has a regular-sized display screen and keys for easy input and output. The device comes with USB connectivity and is programmable, making it ideal for calculus and other complex mathematical calculations. Its features make it perfect for use in offices, businesses, and industrial settings. This calculator is in good working condition and is ready for use.