Traffic caution ring / emergency light

Traffic caution ring is an emergency light in outside place. There have some problems of existing emergency products, is too big and heavy to carry and set up temporarily. Further, a lot of caution products use reflection strip, needed front light to illuminate, to caution drivers. It’s dangerous while there are no light to brighten up, walkers will not notice the caution area.
(1)LED light beam form in a light fence, the broad caution area is obvious to warn both of walker and driver. (2)The solar-power panel on ring surface will provide the energy by self-sufficiency. (3)The ring shape of Traffic caution ring is easy to be set up.