Motor Controller:compact, Powerful, Beautiful appearance, Suitable for Use Lightweight Models Pedelec. 12~48V Motor Controller System Functions: Linear Speed Control, Brake Power-off,Mute Start,Soft Start,PAS,Cruise,Fault Display, Feedback Break,F/R,CVT,Tuebo.System Protection Featuretages:Under-voltage Protection,Overload Protection,Motor Block Protection,Speed Limit,Lose Control Protection, ...