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  1. B

    Help, Is my new battery Bad ?

    The battery that came with my bike ( 48v hailong ) shows battery voltage at the charge port the same as the output. The new battery shows approx 10v lower than the output. Also when charging, the output voltage at the connector is lower than the charging voltage by around 4v ( I have a watt...
  2. B

    Need help with oem dual batt controller

    The bike came with the second battery mount on the frame and one under the seat, the controller has a wire ( 3 conn. ) to the frame battery and the under seat has the controller in the mount ( Hailong ) When the battery is installed under the seat the open contacts of the frame mount have full...
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