You highlight it types simply slide irispen air over printed text or numbers from newspapers magazines invoices faxes letters or any other type of document and the text will automatically be retyped in your computer it doesnt matter if you use word excel or any other text editing application or web based editor anywhere you can type irispen air can type too scan any kind of document irispen air is made to scan text on any kind of paper document you can use it to scan text lines