Feature:1. This product is a PS4 Controller Paddles handle extended button, you can customize the mapping of the button function on the back, support the TURBO burst function,plug and play, and bring users a different gaming experience. 2. Key composition. It is composed of 14 digital keys (,,,,R3,L3,R2,L2,R1,L1,TURBO, SET). 3. Function Setting. Long press the SET button for 2 seconds,X light flashes quickly. 2.Press the M1 or M2 (Press once to switch once ), lights flashing slowly in sequence (Flashing Sequence:R3L3R2L2R1L1)4. When the -target button is flashing, press the SET button,finish setting. Note: the handle should also have programming and memory programming functions when it is not connected to Bluetooth state and charging state. 5. Clear Cache:Long press the SET button for 5 seconds,the LED changes from blinking to off. 6. Memory Function: Insert the handle again and still retain the last programming function. The factory default has no definition. 7. Turbo function:Press the M1/2 and Turbo at the same time, the function key has Turbo continuous launch function .Repeat this step to cancel. Specifications:Item Type: Back Button AttachmentMaterial: ABSColor: BlackSleep current: Less than 30uA Working current: Less than 15uAPower supply mode:EXT wired connection Working voltage:DC3.0-3.3VSize:99.5x57mm Package Includes:1 x Back Button Attachment1 x User ManualNote: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!