Sharp WriteView Scientific Calculator - 640 Functions - Dual Power, Slide-on Hard Case, Textbook Display - 4 Line(s) - 16 Digits - Battery/Solar Powered - 1.1" (27.94 mm) Height x 3.8" (96.52 mm) Width x 6.2" (157.48 mm) Depth

4-line display. Write View. Technology allows users to enter formulas and equations exactly as they are written. Dual power. 16 digits. 640 functions. 3-4/5"W x 6-1/5"D x 1-1/10"H.

• Large 16-digit, 4 line LCD display
• WRITEVIEW™ display
• 640 functions
• 7 modes: normal, stat, drill, complex, matrix, list & equation
• 8 temporary, 4 formula, & 4 definable memory buttons
• Quadratic & cubic equation solvers
• 3 variable linear equation solvers
• 1 & 2 variable statistics
• Durable, gloss black finish with silver accents
• Protective hard case
• Twin powered (solar with battery backup)

• Dual Power
• Slide-on Hard Case
• Textbook Display