Villy 12-Digit Check & Correct Calculator with Two-Way Power CT-1000 "Check & Correct" Basic Calculator (12 Digit)

12 Digits Display – Large capacity for displaying calculations. Big Display – Easy-to-read screen. Two-Way Power – Can be powered by both battery and solar energy. Check & Correct Function – Allows verification and correction of entries. MU (Mark-Up) Key – Useful for business calculations like profit margins. Memory Functions (M+, M–, etc.) – For storing and recalling values. Dual Power Source – Battery and solar-powered. Basic Arithmetic Operations (+, –, ×, ÷) – Standard calculator functions. Clear Functions (AC, CE) – All Clear (AC) and Clear Entry (CE) for error correction.