Features: It works as a mouse, which converts your space movement in the air into an accurate displacement on the screen. It works as a keyboard, which you can use to replace your usb keyboard. It works as a remote, which you can program and learn some important keys from your TV remote. Descriptions: New increased LED backlit function. 3 in 1 multifunction: Wireless Keyboard + Mouse + Touchpad, RF 2.4G wireless connection, enjoy up to 10m operating distance. High sensitive touchpad for easy and accurate manipulation. Plug and play: no need to install software, with the USB Receiver at the back of the keyboard. Mini Keyboard & Mouse Combo with multimedia control keys and PC gaming control keys. 92 keys with 360-degree flip design, Built-in removable rechargeable lithium battery. Specifications: Operating Range:up to 10m Battery Type: Built-in lithium battery Transmit Power: +5db Max Operating Voltage: 3.3V Operating Current:< 50mA (on),< 1mA (sleep mode) Charging Current: