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The Safty Turner is a bicycle safty equment.
The Safety Turner can project a arrow zone to notice the automobiles to avoid the arrow zone.In this way ,it can protct rider hit by the car.On the other hand ,it is a green way solution.It can make cyclists safty.When the bike is running,the runnning wheel can translate the power to support the warning light of Safty Turner.
If you turn right,level sensor will detect the action, and can make the right warning lights shine, projecting a arrow to the right path on the road.The car moving behind you
Shen Guo Cheng Chen