Feature:1. Manufacturing Material: The controller housing is made of high quality metal material, design, with good heat dissipation function, can protect the internal circuit, so as to avoid thermal overload.2. Stable Speed and Sensitive Control: Brushless motor controllers provide steady speed and sensitive control of braking and directional changes.3. Easy to Install and Use: The electric bicycle brushless motor controller is easy to install and use, equipped with LCD display and suitable for 22.5mm / 0.9in handlebars.4. 3 Mode Sine Wave Controller: 3 mode sine wave controller, when the motor hall is normal, it runs in sine wave mode; when the motor hall is damaged, it automatically switches to wave mode; when all the motor halls are damaged or the motor has no hall, it runs in hall free mode.5. Product Features: 24V, 36V and 48V universal voltage, 350W power, 13A current limiting.How to Use:The LCD instrument socket can be connected to the instrument interface of the controller. If you need to connect other accessories, please follow the instructions.Specification:Item Type: Electric Bike Brushless Motor ControllerWeight: Approx.524g / 18.5ozMaterial: Aluminum AlloyController Box Size: Approx.9 x 5.2 x 3cm / 3.5 x 2.0 x 1.2inVoltage: 24V, 36V, 48V UniversalPower: 350WCurrent Limiting: 13ALow Voltage: DC19V, 30V, 42V Package List:1 x Controller 1 x Instrument1 x Manual