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why you're so mean on this topic? I DONOT UNDERSTAND ,

yes. and now proposaled and mass producted series middle motors and hubs

sorry to say, alot guys did not really know how to change your bike into ebike with bbs motor or Ebike , we can discuss here and I will give you my idea for considerationplease check and feedback me your idea

and about the middle motor , I worked in this industry for more than five years , from repair and testing ....and question we can discuss here

it is not about the battery , it is about the setting ,the peak A in the software, since they lost the most importment chilf engineer, they cannot controll this technical problem any more.... try to talk to them and fix the software , for save the power.....

you doesnot know MFC? the big brand from France, yes , and any backgroud information if you wannated ,I can do explain

wanna check if any body intrested in DIY middle motor ,change your bike into E-BIKE

yes you;re right, lishui does oem for bafang. www..to7motor.com

if you can switch on the display but hub no work? try to check the torque or speed sensor first, if cannot switch on the display ,directly change the new controller.

1 what is your problem ,give me more details then I can try to help you locate the root cause of this problem, I am from this industry

just quick repose for what it is for the pic , this is the we called the detective sensor or speed sensor detector, which works with the maganet ring under the big gear , I think, and the left pic ,means the distance between snesor and maganet is too close , please check the washer...

I donot think the Tsdz2B can inprove or update this problem, first their most importment chif engineer left,casue the boss only wanna save the cost , second that's why they lost orders from MFC ,

try to alibaba and seach ,you will find it