A multi-mode portable illumination device includes a switch structure featuring a substantially planar member and a mechanical switch which requires a relatively small amount of force and a short stroke distance to actuate. A capacitance element is disposed between the gate and the source of a driving TFT, video signals are inputted to the gate electrode, and then it is in the floating state. The acquisition operator should be as close as possible to the real mapping operator. In a bingo game machine, a first bingo game using only the first selector and a second bingo game using both of the first selector and the second selector are performed. Each separable container can be used individually to store or serve hot or cold beverages and can be adapted for use with coffee, tea, or any other brewed beverage.