Bafang M620
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Bafang Besst tool
Bafang Besst tool for Bafang motor calibration, speed setting, firmware refreshing.
Important note: The Bafang Besst tool needs Bafang's access account to log in, hence to calibrate or refreshing the Bafang products. If you don't have the account, please don't order this tool, otherwise this tool is useless.