MORE EFFICIENT: It can automatically identify the phrase angle and rated voltage of electric bike.
EASY TO INSTALL:Every cable has different color for easy installation.
SENSITIVE CONTROL:The brushless motor controller can provide steady speed and sensitive control of braking and direction changes.
PREMIUM QUALITY: This controller shell is made of aluminium alloy with notch design, which can the inner circuit due to good heat dissipation feature to avoid thermal overloading.