Sharp Calculators EL-377WB 10-Digit Professional Handheld Calculator - Sign Change, Auto Power Off - 10 Digits - LCD - 0.3" Height x 2.8" Width x 4.8" Depth - White - Handheld - 1 Each

10-digit calculator features an extra-large LCD that displays crisp, clear digits to prevent reading errors. Durable keys are appropriately spaced for fast, accurate data entry. Backspace key allows you to make quick, single-digit corrections for time-saving use. Twin-power operation runs on solar energy with a battery backup to provide consistent, reliable performance in any environment. Handheld calculator also includes automatic tax keys, percent key, square root key, four-key independent memory, automatic power down and more.