Designed for your everyday calculations, this handheld calculator from Texas Instruments features a color-coded keyboard with extra-large, easy-to-use keys and a giant SuperView display. 1-yr. limited manufacturer"s warranty. No. TI-1706 5V. Imported.Other features:Protective slide case stores on the back when not in use Dual solar- and battery-powered operation Percent key for quick sales tax, tip and discount calculations Constants, squares, square roots and reciprocals applications