Voltage: 24V/36V/48VPlug: waterproof plugColour:blackMaterial:plasticOverview of User SettingsThe user setting items of J-LCD are: set the local time, set the maximum speed, metric/imperial unit selection ( and Km/H, Mile and Km),Wheel diameter selection (18-28inch), LCD backlight brightness selection.Normal display areaThe contents displayed by J-LCD include: power display, time display, motor powerRate ratio display, riding speed display, riding mileage display, 6Km/h power assistPush display, electronic control system fault code display.Button DefinitionJ-LCD is matched with a dedicated combination button, the combination button can be installed in theThe left side of the handlebar can also be mounted on the right side of the handlebar.A: The product needs to match the controller of protocolB: When the 30 error code is displayed, the communication failure is due to the mismatch with the controller, and the controller that needs to match the protocolPackage Contents:1 x J-LCD DisplayOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm."