Features:

1. The controller shell is made of aluminium alloy, which can protect the inner circuit and good for heat dissipation to avoid thermal overloading.

2. This item is a brushed motor controller, it can provide steady speed and sensitive control of braking and direction changes.

3. The wires and interfaces are durable, and ensure low malfunction of long time use.

4. The interfaces have instruction labels on them for your easy installation.

5. Suitable for electric bicycles and scooter.

Specification:
*Material: Aluminium alloy
*Rated Voltage: 24V/36V/48V(Optional)
*Under-Voltage Protection: 20±0.5V
*Speed Regulator: 1-4V
*Match Motor: 350-500W motor
*Suitable for: electric bicycles and scooter
*Size: Approx. 83 * 65 * 37 mm / 3.26 * 2.55 * 1.45 inch

Package List:
1 * Brushed Controller

Noted:
1. Please read the labels on the interfaces of the controller, make sure that every interface is rightly connected to what it matches.

2. To the thick black&red power cord, the red is for battery positive electrode, and black for battery negative electrode. Make sure that power cord is placed rightly to prevent damage.