Scientific Calculator with LCD Writing Tablet – 240 Functions for Math, Physics & Exams, Dual-Line Display, One-Click Clear & Lock, Pull-Out Stylus, for Students & Professionals (Black)

Desk Calculator with Erasable Writing Pad, 12-Digit Wide Screen Display, 100,000+ Reusable LCD Notepad, One-Click Clear & Lock Function, Solar and Battery Dual Power for Office,School,Business (Black)