Feature: 1. Dual Drive Controller: Connect to the main and auxiliary motors, a set of control system controls two motors at the same time to achieve various functions, such as braking, reversing, speed control and various functions of the instrument. 2. Superior Material: This LCD instrument controller adopts high quality aluminum and ABS materials, and is well made to ensure good toughness and waterproof performance, provide better protection for the internal circuit, and make it more durable. 3. Brushless Controller: The motor speed controller is brushless type, working silently and sensitive to the state of electric bike, it can provide steady speed and sensitive control of braking and direction changes. 4. Applicaton: Easy to install and use, high performance. With LCD screen bracket, suitable for 22.5mm/0.9inch handlebars, very suitable for electric bicycles, scooters. 5. LCD Display: The LCD display can clearly display status and data, and the backlight allows you to see the screen clearly in a dim environment. The buttons are quick to operate and easy to use. Specification: Item Type: Motor Brushless Controller LCD Display Kit Material: Aluminum Alloy + ABS Color: As Pictures Shown Weight: Approx. 1.112kg/2.5lb Controller Box Size: Approx. 11.5x8.5x4.5cm/4.5x3.3x1.8in Voltage: 36V/48V Universal Power: 450W Current Limit: 23A Introduction to the working principle and status of the dual drive controller The dual drive controller instrument kit uses the same set of brake levers, turning handles, and reverse switches. The LCD instrument is connected to the main controller, and the main and sub-controllers are connected to the dual-drive signal exchange socket of the same battery power main controller and other sub-controllers at the same time. The dual-drive signal interactive socket of the controller is docked and plugged, and then the main controller and the sub-controller are connected to their respective motors. After the identification line is opened, the entire system can operate normally, and at the same time, the two motors are controlled to run at the same speed, and brake and reverse at the same time, etc.. Package List: 2 x Controller1 x LCD Display2 x Handlebar 1 x Manual