Get accurate results for accounting or basic math equations with this Canon handheld calculator. Color-coded keys make it easy to find functions and numerals, while the 10-digit LCD display features large numbers for enhanced readability. Special keys for cost, sell and margin are ideal for use with financial figures or accounting problems. An automatic power-off feature helps conserve battery life by shutting down this device after 7 minutes of idle time. This Canon handheld calculator features both solar and battery power for uninterrupted use.