1、VERSATILE CUSTOMIZATION: This 4 key mechanical keyboard supports various customizations such as zoom in, zoom out, copy, paste, select all, cut, gaming, office, music, media, and industrial control. 2、EXQUISITE CRAFTSMANSHIP: The mechanical keyboard features upgraded red switches and RGB LED lighting, providing a more immersive and stylish gaming experience. 3、CUSTOMIZABLE BUTTON FUNCTIONS: Comes with a dedicated programming software, allowing users to easily set up and save personalized button functions. Settings are stored on the keyboard, eliminating the need to reconfigure when switching devices. 4、ENHANCED EFFICIENCY: With its compact layout and programmable keys, this mechanical keyboard improves productivity and efficiency, especially for professionals and gamers who need quick access to various commands and shortcuts. 5、DURABLE AND RELIABLE: Crafted with premium materials and designed for long lasting performance, this mechanical keyboard ensures durability and reliability even during intense gaming sessions or demanding professional tasks.