Feature 1[Ergonomic] Controller paddles are ergonomically designed, easy to set up and control, and can be used for major game operations. 2[Button Mapping] Paddles support 10 function keys mapping, customize the personalized button configuration, adapt to various game buttons. 3[Burst Function] Back button attachment support for Turbo burst, say goodbye to "mouse hand", 20 shots a second, invincible. 4[Simple Operation] Controller back button attachment is plug and play, easy to install, can save some time and effort. 5[Applicable Model] Controller back paddles are suitable for PS4 gamepad, no need to switch the sound, plug it in and you can use it normally.SpecificationItem Type: Controller PaddlesMaterial: ABSSleeping Current: Less Than 30UAOperating Current: Less Than 15mAOperating Voltage: DC3.0-3.3V .wang-edit-text{ font-family:'Arial' important; } .wang-edit-text table { border-top: 1px solid 000; border-left: 1px solid 000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid 000; border-right: 1px solid 000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Back Button Attachment1 x Instruction Manual