Provides instant lookup of 300,000 definitions and 500,000 synonyms/antonyms. The right words are easy to find with Franklin's patented phonetic spell correction feature. Simply enter a word the way it sounds and the dictionary automatically provides alternatives for misspelled words. Includes geographical and biographical dictionaries; punctuation, style and grammar guides; five-language translator; SAT word list and more. Offers convenient on-screen help and has an automatic shut-off feature. Requires two CR-2032 batteries (included).