Base price: $20.59

Casio JF-100MS Solar Plus Display Calculator - Large Display, Independent Memory, Sign Change, Key Rollover, Decimal Point Selector Switch, Dual Power - Battery/Solar Powered - 6.8" x 4.2" x 1.1" - Plastic - 1 Each

Base price: $19.29

Casio MS80 Desktop Solar Tax Calculator - Extra Large Display, Dual Power, Rubber Feet, Key Rollover, 3-Key Memory, Sign Change, Easy-to-read Display, Independent Memory - Battery, Solar Powered - 5.8" x 4.1" x 1.1" - Metal, Plastic - 1 Each

Base price: $43.39

Power OFF Memory Protection - 1 Line(s) - 10 Digits - LCD - Battery Powered - 1 - Button Cell - 0.6" x 3" x 6" - Dark Gray - 1 / Each

Base price: $36.89

Easy-to-read Display, Auto Power Off - 12 Digits - LCD - Battery/Solar Powered - 1.1" x 4" x 6.5" - Black - Plastic - 1 Each

Base price: $69.99

Hard Case - 2 Line(s) - 10 Digits - LCD - Battery Powered - 1 - CR2032 - 0.5" x 3" x 5.9" - Black - Handheld