Brushless motor size: 16.1x12x8.1cm. The effect of the bicycle booster has a lot to do with the bicycle tires. The modified effect has a lot to do with the bicycle tires, and it also has a lot to do with the hands-on ability.
36V 10AH–10 Series and 4 Parallel. 36V 20AH–10 Series and 7 Parallel. 48V 10AH–13 Series and 4 Parallel. 48V 14AH–13 Series and 5 Parallel. 48V 20AH–13 Series and 7 Parallel. Fit ebike: For 36V/48V200W 250W 350W 500W 750W 1000W 1200W 1500W 1600W ebike(As your choice).