Portable computer keyboard

The invention discloses a portable computer keyboard. The portable computer keyboard comprises a functional key button, a main keyboard button, a control key button, a digital key button, a comprehensive key button, a box cover, a keyboard, a hinge, a state indicator lamp, a mouse control panel, a liquid crystal display screen, a charger socket and a radio signal lamp, wherein a liquid crystal display screen is arranged in the middle of the keyboard; the functional key button, the main keyboard button, the control key button, the digital key button and the comprehensive key button are arranged at the left side of the liquid crystal display screen from bottom to top in sequence; the mouse control panel is arranged at the right side of the liquid crystal display screen; the state indicator lamp is arranged on the upper part of the mouse control panel; the keyboard is connected with the box cover through the hinge. The portable computer keyboard is reasonable in design, convenient to carry, convenient to use, capable of being separated from a mouse for being independently used, capable of transmitting input information to a receiver of a computer host machine through radio waves, capable of effectively simplifying the structure of the computer keyboard, quick and efficient to input, and very practical.