APT 860C - Speed Limit Adjustment; Assist Level Customization; Error Code History Display

8.15 Speed limit: Press UP/DOWN will change speed limit, range 10km/h~60km/h or
99km/h（Unlimited speed）. Default value is 25km/h.
*Speed limit and current limit are restricted by controller and motor.
8.16 Assist levels: This parameter can customize assist levels, options are 3/5/9/UBE,
UBE represent factory default settings.
8.17 Error code ：Display the last 10 times error code.
Speed limit
Error code
Assist levels