Note: This product only includes keyboard kits, not including keycaps and keyboard switches, if necessary, you can buy them in the store. CNC metal aluminum one-piece shell, strong hardness, bottom noise-absorbing cotton, thickened double-layer PCB panel, are top-level configuration, is the best choice for your keyboard DIY. Three wireless modes: Bluetooth 5.0, 2.4G wireless technology and wired connection, the battery can last up to 1 month. Each keyboard assembly can be easily reassembled, so you can customize it the way you want. Hot swap with almost all 3pin and 5pin MX style mechanical switches on the market (including Cherry, Gateron, Kailh, etc.) without soldering. The satellite shaft adopts gateron factory-tuned shaft body. A fully customizable mechanical keyboard with a sturdy, all-aluminum frame that can be easily assembled for personalized, premium typing comfort. The advantage is that the layout of the keyboard changes for different application scenarios, let's say when playing games, in the office, or when designing and creating, you can switch between the three configuration levels directly by pressing the key combination, without the need to go into the driver to switch like other keyboards. In other words, after you define the system, it will be automatically downloaded and saved to the keyboard, even if you use it on other computers later, its configuration layer settings will not change.