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991ES Solar Scientific Calculator with 417 Functions and Foldable LCD Notepad - Portable Professional Calculator for Students

991ES Solar Scientific Calculator with 417 Functions and Foldable LCD Notepad - Portable Professional Calculator for Students

Precio habitual $39.99 USD
Precio habitual $0.00 USD Precio de oferta $39.99 USD
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This innovative calculator combines advanced scientific functions with an LCD notepad, making it a versatile tool for students, teachers, and professionals. It features a foldable design, a built-in stylus, and dual power sources for convenience and portability.

Features:

  • Innovative Design: Combines a scientific calculator with a 6.5-inch LCD writing tablet. Includes a built-in stylus for note-taking and a delete function.
  • Versatile Functions: Offers 417 functions including integrals, derivatives, statistics, and complex number calculations.
  • Foldable & Portable: Compact design with an LCD cover that folds for easy storage and portability.
  • Power Sources: Solar panel for the main screen and a replaceable CR2032 battery for the LCD notepad (battery included).
  • High-Quality Build: Durable plastic keys for precise input; LCD writing tablet with a lifespan of over 50,000 uses.

Specifications:

  • Material: LCD + ABS, ABS + LCD Panel + Silicone button
  • Size: 16.2 x 1.75 x 8.1 cm
  • Battery Type: CR2032 (included for LCD notepad), AAA battery (not included)
  • Color: Black
  • Warranty: 1 year

Package Includes:

  • Scientific calculator
  • Instruction manual

 

 

 

 

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