기능

• By placing it in front of the power gate, it is useful for preventing contact accidents and rear-end collisions by alerting people and bicycles approaching from behind.
• If you use the included LED light, it will be effective even at night.
• With an opening and closing stopper, it is hard to close even when the wind blows.
• Beware! Working! The white side of the glows by reflecting light using a reflector.