Welcome to our store! 1. Programmable Function: This mini keyboard is programmable and designed with a single button. It allows you to freely configure keys and functions, improving work efficiency and comfort. 2. Dual Modes: This programmable keyboard can be easily connected via USB cable or wireless BT, which is widely compatible with a variety of devices. 3. Red Switch: This gaming keyboard uses a mechanical structure and red switch, ensuring faster response and longer lifespan. 4. Ergonomic Design: This mini mechanical keyboard also features an ergonomic design, providing easier and more comfortable typing. 5. Durable Acrylic: This one-handed, single-button keyboard is made of premium acrylic material, which is strong, durable, and wear-resistant. Item Type: Mini Keyboard Material: Acrylic Connection: Wired USB/Wireless BT Key Type: Mechanical keyboard with red switch (The button can be pressed and used as a programmable key) Supported Operating System: Suitable for Win, for Vista, for Linux, for OS X Laptop. Battery Type: Built-in 800mAh lithium-ion battery 1 x Mini Keyboard 1 x USB Cable Customers are our top priority. If you encounter any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best customer service.