É uma idéia bastante interessante… Mesmo me parecendo um tremendo trambolho.


“When a rider using hand-signal, the rider is riding bicycle with one hand. It can lead an accident. But this product provides safer and simpler control for bicycle riders. Seil Bag is designed to show left and right turn signal of a bicycle rider. Simply, controlling the detachable wireless controller enables various signals such as directional signals, emergency signal. ”
Designed by Lee Myung Su design lab.

Visto aqui e aqui.