991EX Multifunctional Statistics Base Matrix Vector Calculator

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1. Shell material: plastic2. High-resolution LCD display, clear readings3. 552 kinds of functions, exams and daily learning can be used4. Key comfortable, fast calculation speed5. Durable material, not easy to corrode6. Protective cover design, to protect the body, keys7. Number of display bits: 128. Power supply: built-in button battery9. Size: 76 x 165 x 12mm10. Weight: about 125g Show more