10-Digit LED Display Scientific Calculator with Handwriting Pad, Dual Power with Button Battery, Foldable Desktop Calculator with One-Click Erase,

10-Digit LED Display Scientific Calculator with Handwriting Pad, Dual Power with Button Battery, Foldable Desktop Calculator with One-Click Erase, for Students, Teachers, Office and Business Use Display Type:Led Battery Properties:Non-rechargeable Battery Contain Electronic Components/Motherboard:Contains electronic components or motherboard Non-rechargeable Battery:Button Battery (Diameter＜20mm) Item ID:GX243695 Origin:Guangdong,China