1??Aluminum Alloy Controller Housing: The controller housing is made of high quality aluminum alloy with a grooved design, which protects the internal circuits from thermal overload due to good heat dissipation. 2??Provide Stable Speed: The brushless motor controller kit can provide stable speed and sensitive control of braking and direction change at the same time. 3??3 Mode Sinusoid: When the motor hall is normal, it will operate in sinusoidal mode automatically. When the motor hall is damaged, it will automatically identify and repair it. When the motor Hall is damaged, it will switch to hole free mode 4??LCD Display: The LCD display screen can clearly display the status and data, so that you can clearly see the screen in a dark environment. The buttons are operated quickly and easy to use. 5??Easy to Use: The electric bicycle brushless motor controller kit is easy to install and use. LCD display speed control handle, suitable for 25mm handlebars.