For your consideration, here is a Canon Slant Key Solar LCD Black Calculator, Model LS-52, with Wallet Case and Instructions, made in Taiwan, new old stock.  The package has not been opened.  There is a little wear on the packaging.  It will be mailed in a box for protection.  Item pictured is the actual item up for sale and comes from a non-smoking household.  (309.279y-.9hc)

 

Features:

 

*  8-digit and single live memory
*  Powered by any light, no need to replace batteries
*  Slant key for easy operation
*  The %, +- and square root keys