The Educator TI-15 Overhead Calculator & Calculator Keeper is a handheld calculator with a large LCD display, making it easy to see and read equations. Powered by CR2032 batteries, this arithmatic trainer is designed for educational purposes, with a key size suitable for regular use. The calculator also comes with a reference manual, providing users with additional resources for understanding advanced mathematical concepts. This model is ideal for students and professionals alike who require a reliable and convenient calculator for their work or studies. This new old stock but never used. NEEDS REPLACEMENT BATTERY, CR2032
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