There is no electricity today, there is no way to work, so we must find a power supply, so that we can open the computer, so that we can better go to work, now a lot of power supply have their own suitable type, so we just find a match, it can be a very good connection and so we can continue to work, great development of today’s society, we are constantly trying to improve themselves, so a lot of things we have to study this problem, we can better and faster to solve them, let us work to get good help, the more smoothly perfect, give yourself a better workout.