The adapter we used at home had problems before, and we were also very anxious to have better adapter to replace our products, so that our electrical appliances could work properly. We also wanted to buy a good product better. My friend also introduced us a new brand of adapter , which is Friends of this product are often used at home, feel that the quality of what is very reassuring to use, we also quickly bought the adapter , home plug-in is really good, to save a lot of electricity at home, and let us at home is also more comfortable, to our life has brought a great deal of generosity. Thank you very much for the people who designed this adapter .