Features - Color: Black - Size: 13.5 x 10.5 x4.8cm. - Material: ABS. - This is a wonderful keyboard. Plug and play, which provides you a unique and convenient tool and laptop, etc. - Backlight function enables clear view and does no harm to your eyes. - Compact and lightweight, just put it into your bag for handy and instant use. Functions - According to the FN+ESC key for about 3 seconds ,the backlight flickers,enters the recording state,inputs the recorded content,records the storage according to the FN+F1;the backlight stops flashing,and broadcast the corresponding content according to the FN+F1; - The F2 recording keys are in the upper order; - Clear the recorded keys,press the FN+ESC key and the lights flicker,and press FN+F1/F2 to clear the corresponding recording keys directly. - Different types of language versions can be configured according to the needs of customers. - Allow the keyboard to run on windows2000,WinXP,Win Me ,Vista,Win7/8/10,Android,Linux,Apple and other operating systems. - Support various kinds of super dazzling backlight effects as follows. - Press FN+F3 button:seven monochromatic and one mixed color light cycle switching. - Press FN+F4 button:Wave/Color lights Racing Horse:Color lights Gradient Flowing Water,Default Wave - - - - Mode.Press again to enter Color lights Circular Racing Horse Mode. - Press FN+F5 button:backlight off/turn on,cycle switching. - Adjust the of the streamer according to the FN+5key - Adjust the of the streamer according to the FN+6key - Through CE,FCC certification.