Scientific Calculator fx-991ES Plus Multicolour

الميزات الأساسية

• High-resolution screen provides beautiful looking graphs every tim
• Designed and engineered for easy operation
• Solar powered when light is sufficient, battery powered when light is insufficient
• Key operations are stored in a buffer, so nothing is lost even during high-speed input
• Dot matrix display 15 and 10+2 digits 417 functions
• Shows mathematical expressions like roots and fractions as they appear in your textbook