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Road warning device / Road warning device

Road warning device
Road warning device

In an emergency, can set alarm device。But previous warning device cannot very good tip dangerous distance and range。The warning device with an infrared display device, at the top of the range and distance will be prompted to danger happening。This can be very good avoid dangerous this happen again.

University

liaoning shihua university

liaoning shihua university
fushun city, China

Xiaoli Wu,
liaoning shihua university

Zhaolong Liu,
liaoning shihua university

Honghe Gao,
liaoning shihua university

zhang yong,
liaoning shihua university