LED backlit function.3 in 1 multifunction- wireless Keyboard + mouse + touchpad,RF 2.4G wireless connection, enjoy up to 10m operating distance,and You can set the backlit color in RED, BLUE and GREEN, or you can just turn it off. Innovative shape - portable, elegant.Comparable to the real notebook touchpad Perfect for PC, Pad, Andriod TV Box, Google TV Box, Raspberry PI, TV Box, PS3, HTPC/IPTV, etc. High sensitive - touchpad for easy and accurate manipulation, matching different sizes of screen, Plug and play - no need to install software, with the USB Receiver at the back of the keyboard. Multi-Function - Mini Keyboard & Mouse Combo with multimedia shortcut keys. 92 keys with 360-degree flip design, come with lithium battery,With auto sleep and auto wake mode for energy saving.(the receiver is in the back of the keyboard) Convenient Use - Use it to easily input text,browse the internet and play games with a unified keyboard, you could control your device with it effortlessly, Make the search more convenient.