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

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