SumoBoy is fast and furious

[@CallousCoder]

Do you use wheel encoders? It drives so nice and straight.

[@eddieyu9064]

hi,
I wonder what kind of color lamps do you use to film this video?
thanks :)

[@hatemmahmoudi3880]

can you tell me the names of the sensors used

[@jehuleon5650]

I think are the Sharp 340k