Feature:1. Applicable: This motor controller and LED panel kit is suitable for electric bikes, scooters, etc., with screen bracket, suitable for 22.5mm diameter handlebars.2. Power: The working power of this motor controller is 250W and 350W, the current limit is 13A, the voltage is 48V, and the low voltage is 42V.3. Heat Dissipation Function: The controller housing is made of premium metal with notch design, which can preserve the internal circuit due to its good heat dissipation function, thus avoiding thermal overload.4. LED Panel Display: Battery power indicator, electric door lock switch and electric door indicator, gear speed adjustment and gear position indication, headlight control on or off and indicator light, 6km/h boost and indication.5. Simple Installation: This electric bike conversion kit is easy to install and convenient to operate for replacing old or damaged original parts.How to Use:The instrument socket can be connected to the instrument interface of the controller to realize the function. If you need to connect other accessories, please follow the instructions.Specification:Item Type: Electric Bike Brushless Controller KitMaterial: Aluminum Alloy, ABSGross Weight: 345g / 12.2ozVoltage: 48VPower: 250 350WCurrent Limit: 13ALow Voltage: 42V Package List:1 x Controller1 x Meter1 x Manual