Adapter in electrical electrician named conversion socket. One side is called the male plug, the other socket side is called the female plug. When traveling abroad is need to use electrical products, because each country has different socket standard that turns conversion as plug and socket between different countries or regions, allowing smooth access to electrical power. So people will be called to travel such a conversion socket converter. For travel abroad, study, business office has brought great convenience. So travelers can go to the local electrical smooth access to electricity.