Compatibility: This keyboard is designed to work with Surface Pro 8, Pro X, Pro 9, Pro 10, and Pro 11. It is not compatible with other models. Backlight: The intelligent backlight makes keys clearly visible in all lighting conditions, reducing typing errors in dim or bright environments and improving work efficiency. Backlight settings can be customized to suit preference and environment. Touchpad: The built in touchpad eliminates the need to carry a separate mouse, enabling more intuitive and convenient control. This design improves workflow, especially in mobile office setups or spaces with limited desk area. Magnetic attachment: The magnetic connection securely attaches the keyboard to the device, providing a stable typing experience whether on a desktop or on your lap. Use scenarios: Mobile office on the go: work from a cafe, airport, or hotel room with backlit keys and an integrated touchpad for accurate, efficient typing. Small or shared workspaces: save desk space and maintain productivity without a separate mouse. Meetings or presentations: type comfortably on a lap or table with a secure attachment and ready access to all functions.