Casio FX-300ESPLUS Scientific Calculator is a true assistant to the students in middle through high schools. It features functions such as: General Math, Trigonometry, Statistics, Geometry and more. With natural textbook display, solar powered and battery back-up, this Casio FX-300ESPLUS Scientific Calculator is easy to use in every occasion. In addition, it has dimensions: 3.15 x 0.44 x 6.38 Inches (H x W x L).