The Casio FX-CG50 Color School Graphing Calculator is a handheld device that serves as a versatile tool for students and professionals alike. With features such as an LCD display and USB connectivity, this calculator offers basic, financial, scientific, and graphing capabilities. Powered by batteries, this model from Casio is region-free and does not require any modifications to be used. Its compact size and reliable performance make it a must-have for those in need of a reliable and efficient calculator for their everyday tasks. requires 4 AAA batteries not included.