Warning and signaling apparatus and instruments using light or sound, namely light bars, signaling lights, blinking beacons, flashing signaling lights, luminous signs, emergency warning lights; warning and signaling apparatus and instruments using light or sound, namely, LCD and LED indication panels, electric signaling control panels; light-emitting diodes; LED position sensors; electronic control gears (ECGS) for LED lamps and light fixtures; electronic control modules for use with lights; ...