Traffic signal lamps and indicators, namely, light-emitting diode ball lamps for traffic control, light-emitting diode arrow lamps for traffic control; light-emitting diode pedestrian lamps; light-emitting diode countdown devices for traffic and pedestrian control; light-emitting diode lights for nighttime airfield and sea port traffic control; safety light gear and products, namely, light-emitting diode flashing lights for traffic, light-emitting diode nighttime roadside markers, light-emitt...