This Texas Instruments TI-83 Plus Calculator comes with a cover and is perfect for all your mathematical needs. With a regular sized display and battery power source, this handheld graphing calculator is ideal for use in various industries such as business and industrial settings. The model number is TI-83 Plus and it is manufactured by Texas Instruments, a well-known brand in the industry. The calculator is designed with a regular sized key and is perfect for office use. Rubber piece missing from the bottom on one side
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