道路のストッド高速道路の交通反射器で,道路標識とも呼ばれます. They are a kind of traffic safety product
that is mainly installed in the middle of the road marking line or
the middle of the double yellow line to remind the driver to drive
according to the lane through its reverse reflection performance.
スピークの仕様は一般的に136mm*50mmです.様々な反射器,スプード,反射珠,LEDライト,反射フィルムなどがあります.