In our society there are many electronic products, they have their own adapter, no matter can be well used to where, to help us to complete their work, give yourself more confidence, but also the hope that we can work harder to work, give yourself a better life, now we use adapter or a lot, you can use it to do a lot of things, help us make a lot of things, so we should go to study hard, so that they can learn more new knowledge, to help us better to use them, so that they can have a good start,