Release finger Button mapping customization Exclusive operation methods can be customized according to personal gaming habits. Use custom button Key mapping to create your own controller. Three-level setting function 3 sets of configuration plans can be saved, and one-click switching can quickly reach the battlefields of all parties. Due to different batches, the appearance, color and printed words of the product , which not affect the use. type:Back Button For Controller with Joystick Button Kit Colour:A:White Material:plastic Package Contents: 1 x Kit 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.