F2
48V 250W / 48V 500W Real Motor,48V /10AH / 48V/15AH,20"X3.0" inch E-FOLDING
The 48V 250W / 48V 500W Rear Motor provides powerful power suport for maximum speed of 25Km/h/32Km/h, Shimano External 7 Speed system can adapt to different road conditions
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