The Casio DJ-120D Plus is a professional desktop calculator featuring a 12-digit display with check and recheck functionality. It offers 300 steps check capability, localized number display, and an extra-large screen for easy viewing. The calculator includes Indian digit separator for crore and lakh values. Key features: • 12-digit extra large LCD display • 300 steps check and recheck function • Indian digit separator (Crore/Lakh) • GOTO function for calculation review • Auto review and correct functions • Basic math and memory operations • 3-year warranty The calculator features dedicated check forward and backward buttons for reviewing calculations. It includes standard calculator functions like memory operations (M+, M-, MRC), percentage calculations, and square root. The large ergonomic keys are designed for comfortable data entry. The display shows calculation steps and includes indicators for recheck mode and memory usage. The device is ideal for accounting, bookkeeping and general business calculations where accuracy verification is important.