[Product Parameters]: The upper cover is transparent, and the lower cover is milky white with a lifespan of over 60 million times. [Material: Composed of copper sheet metal and relatively soft plastic rod plastic, 15-inch mechanical keyboard switch, compatible with MX mechanical keyboard. [Packaging]: Using a PVC plastic packaging box and placing each switch separately can better protect the shaft body from damage and prevent pins from bending. The packaging box has a delicate appearance and can be recycled, allowing for daily storage of switches. [Features]: Pre lubricated by the factory, it feels smooth to the touch, has a good touch, and rebounds quickly. When pressed, it feels stronger. Linear feeling (straight up and down), very suitable for fast typists and game players, providing a smooth and responsive typing experience. [Quality]: Original Gteron switch, 3-pin linear switch, suitable for most mechanical keyboards, supporting 3mm round lights, 2-pin 3mm round lights, 4-pin RGB lights, and patch RGB lights, making it an excellent choice for those who want to add custom lighting effects to their keyboards.