1、Metal Controller: The controller shell is made of high quality metal with groove design, which has a good heat dissipation function and can protect the internal circuit to avoid thermal overload. 2、LCD5 Display Meter: The LCD3 Display Meter can display many useful data, you can easily view these data, such as power display, backlight display, headlight display, brake display, temperature, one way time, total travel time, current speed, average speed, maximum speed, riding distance, total distance, 6KM/H power assist, cruise function, etc. 3、Easy Install And Use: The electric motor controller kit is very convenient to install and use, just follow the wiring diagram for wiring to realize functions. 4、Sensitive Control: The wire and interface are durable, ensuring low failure rate after long term use. The brushless motor controller can provide stable speed and sensitive braking and direction change control. 5、Wide Application: The kit includes KT 15A ordinary square wave controller, LCD5 display meter, 130X throttle accelerator, 8C power assist sensor combination kit, suitable for 36V/48V 250W brushless motor electric bicycle conversion. Item Type: Electric Motor Controller Kit Material: Aluminum Alloy + Plastic Product Color: As Pictures Shown Controller Box Size: Approx. 81x52x31mm / 3.2x2.0x1.2in Product Weight: Approx. 510g / 18.0oz Controller Type: Square Wave Controller Controller Rated Current: 7A Controller Maximum Current: 15±1A Controller Speed Setting: 1-4.2V Controller Brake Input: Low Level Applicable Motor Power: 250W 1 x Brushless Motor Controller 1 x LCD5 Display Panel 1 x Meter Manual 1 x Throttle Accelerator 1 x 8C Power Assist Sensor 1 x Controller Wiring Manual