Technology is advancing day to day in a very fast manner and so many new inventions are arriving day by day. Like Mobile Phones, Computers are playing a great role in our life. It is very hard to manage the work place without a computer. Mobile Phones filled the requirements of communication and Computers are used to reduce our daily work. One such great and attractive device is USB, and it is used everywhere from home to office. USB Gadgets are very helpful to all people and also it is very compatible to use. USB devices are used through a port attached to a PC. USB generally referred as Universal Series Bus and which helps to interface the personal computer with the external devices. These USB gadgets are very popular among the people and there are so many features are available and it makes the job easier. There are so many devices are available in the markets with this feature and you can choose the best device which helps to reduce your work.