Scientific Calculator with Writing Tablet — Model 991MS (349 Functions) Perfect for students, engineers, and finance professionals! This calculator combines the power of a traditional scientific calculator with the convenience of a small, reusable writing tablet—ideal for quick notes and complex calculations.
✨ Product Highlights:
Dual Screen: View calculations and write notes at the same time.
349 Scientific Functions: Suitable for mathematical, statistical, trigonometric and financial calculations.
Built-in LCD Writing Tablet: Write formulas or notes without paper – eco-friendly and reusable.
Solar Energy + Battery: Continuous and sustainable use.
Portable and Stylish Design: Compact, lightweight and easy to carry.
Ideal for Students and Professionals: Perfect for everyday school, university or office use.
GREAT PRODUCT, FREE DELIVERY I LIKED IT, IT DIDN'T TAKE LONG TO ARRIVE, 4 DAYS I LOVED IT, PRODUCT IN VERY GOOD CONDITION, I REALLY LIKED THE STORE, EXCELLENT SERVICE, GOOD WORK
Ramon mota gonçalez
10/09/2025
electro-well-being
“It arrived quickly and works perfectly, I recommend it!”
ALEX FRUTOS
10/08/2025
electro-well-being
“It arrived quickly and works perfectly, I recommend it!”
Anonymous
10/08/2025
electro-well-being
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