Whether you are a student or a practicing professional, the fast and powerful HP BC80 calculator makes it easy to solve business, financial, statistical, and math calculations accurately and quickly. Eight-digit basic calculator with LCD display. Keep this calculator at your desk for whenever you need to solve business, financial, statistical, and math calculations accurately and quickly. Streamline financial calculations with tax calculation function. Percent function helps solve a variety of mathematical problems. Works on solar power or battery. Dimensions: 1.2"H x 5.8"W x 4"D. Comes in black with the buttons in black, gray, and blue.