Casio Desktop Calculator, 12 Digit Tax Calculator, Total Storage, Solar/Battery Operated, DH-12ET, dark blue by Amazon.co.uk

• Versatile arithmetic functions: This compact calculator enables tax calculation, currency conversion, professional percentage calculation, and features such as Mark Up with percentage key, square root, sign change and input buffers.

• Helpful memory: Grand Total memory (GT) and the 3-button memory facilitate extensive calculations.

• Clear display: The 12-digit LCD display with calculation command display and thousands of divisions allows efficient work at the desk.

• Power supply: In addition to the environmentally friendly solar/battery operation, this calculator has a memory protection battery and an automatic switch-off.

• Advantageous features: Durable plastic keys stand for high-quality workmanship. The non-slip rubber feet are particularly practical.