The Casio Graphing Calculator FX-9750G111 in black is a handheld device with regular key size and display. It is powered by batteries and is designed for graphing functions. This model is known as the Casio FX-975GIII-WE and comes new, sealed, and with free shipping. It is ideal for students, professionals, and anyone in need of a reliable graphing calculator for their calculations and graphing needs.