This Caliber Scientific Calculator is a reliable tool for any mathematician or scientist. With a 10-digit LCD display and 240 functions, it is perfect for solving complex equations and displaying your work. The calculator is powered by both batteries and solar energy, ensuring that it is always ready for use. The calculator is handheld and has a regular key size, making it easy to use with ease. It is manufactured in China and is categorized as a scientific calculator, perfect for use in office, business, and industrial settings. The calculator features an LCD display and is designed for unit use.