blinking type, yellow color install at the front of vehicle 2 lamps, and yellow or red at rear of vehicle 2 or 4 lamps, in case vehicle width more than 2.1 m. can be 6 lamps at rear of vehicle, all of lamp must be same color, installation not over 40 cm. from vehicle side,not less than 35 cm. from ground but not over 2.1 m., All of side turn lamp must be blinking at the same time.