[Warm Tips] The package contains a manual providing instructions for use. If you have any other questions, please contact us promptly. [Hot-swappable Switches] the keyboard has hot-swappable switches, which means that you can easily change out the switches to suit your needs. [PBT Material Keycaps] the keyboard is made from PBT material, which is known for its durability and resistance to wear and tear. This means that your keyboard will last longer and look better than other keyboards made from cheaper materials. [Dual Mode Connection] There are two connection modes: Bluetooth 5.0 and Type-C. In addition, the keyboard has a aluminum alloy body that is both stylish and durable. [RGB Backlighting] RGB backlighting that can be customized to your liking. You can choose from a variety of different colors and lighting effects to create a unique look for your keyboard. [Via Programming] V65 keyboard is programmable. To program the keyboard, you will need to download the VIA software. Once you have downloaded the software, you can use it to customize the keyboard to suit your needs.