ErichKrause DC-777-12N Classic 12-Digit Desktop Calculator

This accounting calculator features a plastic case and a 12-digit LCD display. It has dual-level memory. Its comprehensive set of functions allows you to perform basic mathematical operations, calculate percentages, markups, extract square roots, sum operations, and store intermediate results. The convenient keyboard features double-zero and backspace keys. It also has two switches: rounding mode and the number of decimal places. To conserve energy, it features dual power sources: solar and alkaline batteries, as well as an automatic shut-off function.