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The first function part of the explanation: When to meet a bad rainy weather or night at the traffic police out patrol duty, they need to relieves traffic. in this case, the driver is hardly to see the traffic gestures information from police. So we design a systematic equipment which could convey the information by LED in the traffic police vest by traffic police gestures. The design is not only can help sent the police gestures message farther, but also help the driver easy to see in the dark evening or rainy day in the distance.
from Wuxi City
Departement of Industrial Design
Xia Kai ,Zheng Wenjie