6. The green flashing light must be of the light-emitting diode (LED) type and must be equipped with an integrated light-shield device to minimize glare affecting the driver due to the reflections of the green light on the windshield.
The light must be powered by an electrical plug inserted into a 12-V socket in the vehicle. It must be no more than 180 mm wide, 76 mm high and 185 mm deep in size. It may be of the single- or double-module type. Its light-emitting diodes must flash simultaneously when it is activated, including where it is of the double-module type. The flash rate must be between 1 Hz and 4 Hz.