The Texas Instruments TI-84 Plus Calculator is a versatile handheld device designed for scientific and graphing calculations. With regular key size and display, this calculator is powered by 4 x AAA batteries and features USB connectivity for programming and calculus functions. The black and white design with a cover makes it easy to carry and use for education, office, business, or industrial settings. Made by Texas Instruments in China, this calculator is a reliable tool for solving complex equations and creating graphs on the go. No batteries are supplied with this listing.