Attached with PCB board, convenient for welding and wiring. In addition, USB type-C interface is much more convenient when plugging and unplugging which can save your time to a extent. Wide Application: USB 3.1 type C connectors primarily worked on thinner electronics, such as tablets, mobile phones, automotive products, and display terminals,etc. Easy to Install - The distance between the USB connector terminals is too small to facilitate manual welding. This problem can be solved by PCB transfer. The PCB board has positioning holes, easy to fix and convenient for your use. Product Name:USB 3.1 TYPE C Female with PCB Test Socket Board Pin Number:16-Pin Colour:Green & Silver Material:aluminum alloy Size:Adapter board size:12x13.8mm,Overall Product Dimensions:12x15mm Package Contents: 10 * Type C Female Breakout Board Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.