Voltage: 24V, 36V, 48V Plug: Waterproof plug Color: Black Material: Plastic Overview of User Settings The user setting options for the J-LCD include: setting local time, setting maximum speed, metric/imperial unit selection (Km/h or MPH, Km or Mile), wheel diameter selection (18-28 inch), and LCD backlight brightness adjustment. Normal Display Area The J-LCD displays the following information: power level, time, motor power ratio, riding speed, trip mileage, 6 km/h power assist push function, and electronic control system fault codes. Button Definition The J-LCD is designed to work with a dedicated combination button. This button can be installed on either the left or right side of the handlebar. Note: - The product must be used with a compatible controller that supports the required protocol. - If error code 30 appears, it indicates a communication failure due to controller incompatibility. Please ensure the correct protocol-matching controller is used. Package Contents: 1 x J-LCD Display (Other accessories not included) Note: Lighting and display differences may cause slight variations between the product color shown and the actual item. Measurement error allowed is 1-3 cm.