Usage Tips:Features: 1.Made of material. 2.Easy to install and convenient to use. 3.Durable construction for long-lasting performance. 4.Replacement for a damaged one. 5.Suitable for Butterfly, for JUKI, most of these sewing machines. specification: Made of material. Easy to install and convenient to use Durable construction for long-lasting performance. Replacement for a damaged one. Suitable for Butterfly, for JUKI, most of these sewing machines. s: Material: Plastic + Metal Current: 1.0A Frequency: 50Hz Plug Type: EU Plug 220V Color: Black Weight: 291g Quantity: 1pc Package Included: 1 x Foot Controller Pedal Note: Suitable for 7640/4423/5523/1409/4423 and so on. You need to check the shape of the jack picture before you buy it before you can use it. Please note that the type and old type of this product will be sent randomly, and make sure you will not mind before ordering.