27/6/2016 Berlin



The idea is to measure the frequency from a hub dynamo to determine the speed.

With this information we can:

a) implement a break-light

b) provide the speed-information to a smart-phone ( like a bluetooth speedometer )

Barrier This Solves

Lowers the barrier of feeling unsafe on the bike and taking something with a bigger crumple zone ( tram,car,..) and break-lights