Add, subtract, find percentages, or solve for other simple equations with this pocket calculator. The small size fits neatly in a desk drawer or briefcase, and a hinged hard cover protects the buttons and display when not in use. Solar power with a battery backup ensures uninterrupted use. This Sharp pocket calculator features a large eight-digit display, giving you a clear view as you work. Dimensions: 0. 43"H x 2. 52"W x 4. 13"D. Square root, percent, sign change, and constant calculation functions to solve many additional mathematical problems. Easy-to-use solution for all of your basic math needs. Pocket calculator offers 8-digit LCD display for convenient viewing. Safety Data Sheet . 1-year manufacturer limited warranty. Key material: rubber. Auto power-off feature prevents unwanted or unintentional use of the battery. Comes in gray/blue. Can be operated from solar power or battery, so you can use it both day and night. Comes with hinged hardcover. Solve everyday math problems with this Sharp eight-digit pocket calculator.