Sharp advanced dal el510 rn

Calculator Type Engineering/Scientific Power source Solar Powered Screen size 5.5 Number of batteries 1 Product Specific batteries required. (included) Model name EL 510RNB 160 Scientific Functions Twin Powered, Solar and Battery D.A.L. Entry, Enter Equations Exactly as Written Playback and Editing Functions including 1 independent memory and Last Answer Recall Protective Hard Case