Can you tell me the arrow lights and full screen lights 12 meters away from the area

Would you please tell me what the difference arrow lights and full screen lights? Arrow lights is refers to the vehicle's vehicle by arrow signal, if there is a straight arrow, and turn the arrow, when light up the green arrow straight arrow, turning red in such a situation when the arrow is

what is the difference between arrow lights and full screen lights? Arrow lights refers to the vehicle driven by arrow signal. If a straight arrow and steering arrows, when straight arrow to green arrow color lights up, turned to the arrow color to red. In this case, the linear vehicle can get through it. Turning the vehicle needs to wait for the green light. Full screen lights are different. When the full screen light is green, turning straight vehicle can get through it. Arrow lights refers to according to the traffic moving arrow signal ( For example, if there's a straight arrow and a 30 w solar street lights turn arrow, when straight arrow to green arrow color lights up, turned to red arrow, straight vehicles can pass, so need to wait for the green light to vehicle) 。 A complete set of different lights. When the full size light is green, turning and straight vehicles can be through the arrow lights. Full scale signal is refers to the vehicles driving vehicle according to the arrow signal ( For example, if a straight arrow and steering arrows, when straight arrow lights up green arrow rotation arrow color to red, such vehicles can pass down, turned to the vehicle needs to wait for the green light) 。 Full scale different lights. When a full set of lights for the green, turning and straight vehicles can be through the arrow lights. A full set of lights for driving vehicles running in accordance with the arrow signal ( For example, if a straight arrow and steering arrows, when straight arrow arrow color with green light, turned to red arrow straight vehicles can pass, to need to wait for the green light) 。 A full set of lights, when a full set of lights for the green, turning and straight vehicles can pass! ！