Welcome to the store! 1. Programmable Functionality: This mini keyboard is programmable, featuring a rotary dial. Freely configure keys and functions to enhance work efficiency and comfort. 2. Dual Mode: Easily connect via USB cable or wireless BT, widely compatible with various devices. 3. Red Switch: This gaming keyboard features a mechanical structure and red switches, ensuring faster response and longer lifespan. 4. Ergonomic Design: This mini mechanical keyboard boasts an ergonomic design for easier and more comfortable typing. 5. Durable Acrylic: This one-handed keyboard with a dial is made of premium acrylic material, strong, durable, and wear-resistant. Item Type: Mini Keyboard Material: Acrylic Connection: Wired USB/Wireless BT Key Type: Red switch, mechanical keyboard (the dial can be pressed and used as a programmable key) Supported Operating Systems: Suitable for Win, Vista, Linux, OS X Laptop. Battery Type: Built-in 800mAh lithium-ion battery Package Contents: 1 x Mini Keyboard 1 x USB Cable Your 100% satisfaction is our top priority. We will provide you with the best service. If you encounter any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately, and we will provide you with the best solution!