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. Perfect for home entertainment and playing games for young. 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. - Perfect for home entertainment and playing games for young. Functions - According to the FN+ESC for about 3 seconds ,the backlight flickers,enters the state,inputs the recorded content,records the storage according to the FN+ ;the backlight stops flashing,and broadcast the corresponding content according to the FN+ ; - The F2 keys are in the ; - Clear the recorded keys, the FN+ESC and the lights flicker,and FN+ /F2 to clear the corresponding 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, /8/10, , , and other operating systems. - Support various kinds of super dazzling backlight effects as follows. - FN+ button:seven monochromatic and one mixed color light cycle switching. - FN+F4 button:Wave/Color lights Racing Horse:Color lights Gradient Flowing Water,Default Wave - - - - Mode. again to enter Color lights Circular Racing Horse Mode. - FN+F5 button:backlight off/turn on,cycle switching. - Adjust the of the streamer according to the FN+5 - Adjust the of the streamer according to the FN+6 - Through CE, . Package list: 2 x keyboard