Casio D-220 Dual Display Calculator - Dual Display, Key Rollover, Large LCD, Double Zero, Dual Power, Battery Backup, Auto Power Off - Battery/Solar Powered - 1.4" x 5.3" x 7.4" x 10.2" - White - 1 Each DV-220

Dual-powered desktop calculator lets you copy values between its two displays, save calculation results and use the saved values for other calculations. Ideal for tax calculations, calculations of cost, selling price and margin, and currency conversion. Design makes it easy to compare calculation results and verify calculations. Calculator runs on solar power with battery backup and features an extra-large display with 12 digits.