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Q: how fast can it go

perguntado por BG251318125 sobre 2021-01-28 01:23:56

astoit It use two common 5-7V DC motors and external wheel has a 2 cm diameter. I dont' remember rpm for this motor (if it works at 30000 rpm using 5V, you have 1,9 km_h)

2021-01-30 07:21:44 Útil (0)
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