Programmable Mechanical Keyboard:Mini Keyboard with Custom Functions, Type-C to USB Interface, No Driver Required, Plug and Play, with Adjustment Knob, Quick Customization, the cumbersome linking. All key functions of the Windows keyboard standard can be set, and complex shortcut key combinations can be realized with one key. Dual-mode connection:The keyboard is a dual-mode keyboard, which supports USB and Bluetooth connection modes, and switches automatically. Connect the usb, it will switch to usb mode, unplug the usb will switch to bluetooth mode. If there is no operation in Bluetooth wireless for 15 minutes, it will automatically enter sleep mode. 3 Adjustment Knobs and RGB Backlight:3 knobs design, the knobs have a click function and can be used as left and right mouse buttons. The knob can be set to zoom in and zoom out, cut the previous song, the song volume up, volume down, pause, play and other functions, it is a good helper to help others. With RGB function, a of light colors can be adjusted. A good working partner:Support shortcut key superposition of up to 18 characters, one-key output, easier. The keyboard can reduce the time that may be wasted in work, copy/paste/delete keys, or open system functions with one key, which greatly improves the of office work. The complex button combinations commonly used in design software can also be realized with one key, which can also design efficiency. Wide application:This one-handed macro mechanical keyboard can make your work faster and more efficient, and make the gaming experience more comfortable and . It is suitable for office, game, music, media, industrial control, laboratory, production line inspection and other fields. Colour:White Material:plastic Package Contents: 1 * Programmable Keyboard 1 * USB Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.