3 in 1 Scientific Engineering Calculator with Writing Pad – Upgraded 991ES Model with 417 Functions,Erasable LCD, Portable & Foldable for Students, Teachers-Includes Pen
Calculator & Notepad Combo: This financial calculator integrates a 6.5-inch LCD writing board and pen, allowing you to jot down notes while performing calculations. Features easy note deletion or locking to save important notes.
Silent Design & Memory Lock: Premium silicone keys offer a quiet, responsive experience. The memory lock function keeps important notes secure. With 417 calculation functions, it surpasses typical calculators, handling various daily needs such as COMP,CMPLX,BASE-N,EQN,MATRIX,TABLE,VECTOR,COUNT,STAT,REG,etc. are included in it.
Health & Eco-Friendly: The LCD screen is blue light-free to protect your eyes. The writing board supports up to 50,000 uses, eliminating the need for paper, ink, and dust, thus reducing environmental impact.
Perfect Gift: This 3-in-1 calculator and notepad combination enhances productivity, making it an ideal gift for students, professionals, and more. A refined and practical choice for friends, family, colleagues, mechanics, teachers, and engineers. Note: The pen is hidden in the bottom corner of the frame.
Service: If you have any questions about this scientific engineering calculator, feel free to contact us.