A printer is basically an output device which prints a hardcopy of the electronic data that is stored in the computer or any other devices. This electronic data may include documents, texts, images, or ven the combination of all the three. Particular printers are available for printing particular data types. There are huge number of companies that are selling varied types of printers. In order to make our work easy printers are a boon for all the firms, Some of the discrete printers are laser printer, colour printer, inkjet printer, dot matrix printers, digital printers.