Features: Feel is the same as that of the conductive silicone keys, and the life span is as high as 50 million times. Suitable for 2 Pro NS08 09 gamepad. Accuracy of the for key force is as high as ±0.2N, avoiding the difference in handle feel caused by different force. No more stuck buttons, no more buttons to disconnect, giving you a flawless gaming experience. The button cap is easy to replace, but the handle needs to be disassembled to replace the button shaft, which requires a certain amount of hands-on ability. Please do it under professional guidance. Specifications: Model: NS33 Main Material: ABS Color: Gray Packing Size: Approx. 8.2x8.1x2.3 for cm/3.22x3.18x0.90 inch Applicable Model: for Jingang 2 Pro NS08 09 Package Includes: 4 Pieces Long Life Mechanical Buttons note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.