A container includes a bowl having a bottom and a sidewall, wherein a ledge is disposed on an inner surface of the sidewall and includes two opposing horizontal portions having a lowermost portion defining a first plane therebetween. The terminal block includes a plurality of terminal connecting parts at which a plurality of high-voltage cables, through which electric power is received from and provided to the outside of the case, and the wires are connected to each other, and insulating parts provided between the terminal connecting parts and ensuring insulation between the high-voltage cables and between the wires. A capacitive sensor forms part of the input capacitance. The first chamber is used for storing and dispensing component A, and the second chamber is used for storing and dispensing component B. The display stand also includes a table assembly configured to move between a stored configuration and a deployed configuration.