Sharp Calculators EL-243SB 8-Digit Pocket Calculator - 3-Key Memory, Sign Change, Auto Power Off - 8 Digits - LCD - Battery/Solar Powered - 1 - LR1130 - 0.4" x 2.5" x 4.1" - Gray, Blue - 1 Each

Eight-digit calculator features a hinged, hard cover for extra protection when stored. Large LCD clearly shows each digit to help prevent reading errors. Twin-power operation runs on solar energy with a battery backup to deliver consistent, reliable use in any environment. Handheld calculator also includes three-key independent memory, square root key, change sign key, automatic power down and more.