This product is designed for PS5 controller, with four back clip buttons. After installation, for PS5 controller is upgraded to an elite controller, which not only improves the player's gaming experience, but also makes the controller look more advanced. The product needs to be welded. You can consult customer service for video tutorials The upgraded return key not only adds rich functions, but also makes the game operation smoother and experience different game fun Add four elite paddles P1/P2/P3/P4, support mapping, burst, automatic burst, combo, and all button functions except OP\SH\Shake direction Trigger-type micro switch, small hand shake to achieve the fastest firing control, to improve your competitiveness in online game competition Four remappable paddles are added to the back of the controller. You can create your own personal version for PS5 controller according to your personal habits of using buttons in the game Type C upgrade interface, more functions can be added through firmware upgrade, ergonomically designed buttons, built-in 4-button mapping, LED indicator, turbo, auto turbo, turbo speed adjustable, one-button combination function Specifications: Compatibility: Only supports BDM-010/BDM-020 models for PS5 controllers Product size: 9.6*2.2*11.3cm Weight: about 190g