There is no travel novel, the main character back to ancient times, taught the ancients to use electricity, but also invented a lot of electrical appliances?

haven't seen this kind of text, but for you to recommend a "true love in ancient times" to the modern nature hall opened to the ancient times, the main character of the Qinglou package, set vip, elegant room, noble room, the woman lived in the Mona Lisa room, the book has three male and female protagonist around, are all the countries of the royal son, the prince, very good, which is mixed with a lot of modern things. Good!