作者iori

https://tw.taobao.com/item/43814319908.htm?spm=a1z3o.7406521.101.1.Szrbiq&abtest=_AB-LR492-LR501-LR517-PR492-PR501-PV517_2117

這台獨輪的好像比較快,小米那台只到16km/h