This pocket sized device gives you instant access to over 118 000 words phrases and definitions from the collins express dictionary plus a thesaurus with over 500 000 synonyms and antonymsincludes spell correction and confusables highlights commonly confused words such as here and hearcrossword solver finds missing letters in wordsanagram solver word builder six word gamesworld clock calculator metric and currency convertor2 line displayrequires 1 x cr2032 battery included