Abstract: A skin-irritating game machine include a main unit and a plurality of control cables respectively connected to the main unit, each control cable having two metal contact elements adhered to the skin a respective player to form a respective electric loop through which a voltage is outputted from the main unit to the player who loses the game.

Abstract: A timepiece comprising time setting and adjustment function control buttons installed in a casing thereof, a time display and skin-stimulation control circuit installed in the casing, a battery installed in the casing and connected to the time-display and skin-stimulation control circuit to provide the time-display and skin-stimulation control circuit with the necessary working voltage, and a plurality of main metal contact elements disposed outside the casing and respectively connected to two opposite terminals of the time-display and skin-stimulation control circuit assembly for contacting the user's skin to output pulse signals to the user's skin from the time-display and skin-stimulation control circuit to stimulate the circulation of blood at a predetermined time interval set through the time setting and adjustment function control buttons.

Abstract: A skin-irritating game machine include a main unit and a plurality of control cables respectively connected to the main unit, each control cable having two metal contact elements adhered to the skin a respective player to form a respective electric loop through which a voltage is outputted from the main unit to the player who loses the game.