Please read the following carefully before purchasingWe will have all the product information has been marked on the picture, please look at the picture yours before you buy1 Please observe the shape of the jack carefully before purchasing to make sure it matches the shape of your sewing machine2 Please measure the size of the jack at the purchase price to make sure it is the same size as your sewing machine jack3 Please confirm the voltage of your country before purchasing money, 220V is the European plug, 110V is the US plug4 Most of ?our currents are 0.5A, only 2 ?Styles ?are 1A ,please check carrefully before you order it.If you have other questions that you don’t understand, you can leave a meage to our online customer service at any time, and we will help you solve it as soon as poible.