Feature:1. PACKAGE INCLUDES: This lithium battery retrofit kit for electric bike includes 30A 3 mode sine wave controller and EN06 LCD instrument, which can be used alone or in combination.2. APPLICABLE MOTOR: Controller LCD display kit is suitable for 24V, 36V, 48V 1000W1500W brushless motor with and without Hall. For the modification and replacement of damaged parts of electric bikes, electric scooters, etc. You can modify and use the kit according to your own situation.3. LCD DISPLAY: LCD meter is suitable for 22.2mm handlebars, the housing is made of ABS material, with a clear display interface, providing you with a variety of digital display functions for vehicle control and vehicle status, including riding speed, riding mileage, assist gear, power indicator, fault prompt,etc., facilitating reading data while riding. The buttons are operated quickly and convenient to use.4. CONTROLLER: 30A sine wave controller supports Hall mode and no Hall mode, with self learning function. When the motor Hall operates normally, the sine wave mode is used, and when the motor Hall is damaged, the mode is switched to a square wave mode without Hall.5. FAST HEAT DISSIPATION: Aluminum alloy shell of the controller has a groove design, provides fast heat dissipation, well defend the circuit, avoid overheat.Specification:Item Type: Sine Wave Controller LCD Display KitController Parameters:Controller Material: Aluminum AlloyCurrent: 30 1AVoltage: DC 24V, 36V, 48VSpeed Setting: 1.1-4.2VBrake Input: Low levelApplicable Motor: 1000W-1500WDisplay Parameters:Material: ABS, AcrylicSuitable for Mounting Handlebars: Approx. 22.2mm / 0.87in mm diameter handlebarsVoltage: 24V, 36V, 48VInstrument Function Description: Display Functions: Speed display, assist gear display, power indicator, fault prompt, total mileage, single mileage, headlight display.Package List:1 x Controller 1 x LCD Display1 x Controller Wiring Diagram1 x Manual Note:For No. 2 communication protocol used by controllers and instruments.