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Updated price: now $19.99 – check Banggood. Updated: 01-02-2026.

NEWYES 991ES 6.5 Inches Scientific Calculator with LCD Writing Tablet and 417 Functions Solar Energy Science Calculators Notepad Professional Foldable Calculators for School Students Office Assistant
Banggood warehouse: China.

Price: $19.99

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There’re some similar (or not) items on Aliexpress

Image	Product (link)	Price
	401 Computing Functions Solar Scientific Calculator With 6 Inch Writing Tablet Foldable Professional Calculators PK 991MS 991ES	$15.23
	401 Functions Solar Scientific Calculator With 6 inch Writing Tablet PK 991MS 991ES Engineering Financial Professional Computing	$18.04

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