Experienced last embarrassing incident, I can say is now ready to take this adapter, because of the adapter, I can say that work is really very convenient, but the adapter is very few, the carrying is very convenient, so long as I go to work, I must what will the computer and adapter, because if there is no computer in case of no electricity, the adapter can be used, so I think, no matter at what time, do some preparation is good, this is because I have learned, so I will be ready now so good, anyway. Anyway, I think the adapter now really is necessary for my work, this adapter is really good.