Features1METAL HOUSING: Electric bike controller housing is made of metal with grooves design for better heat dissipation, which guards the internal circuitry, thus avoiding thermal overload. 2WATERPROOF PANEL: LCD display panel is made of ABS material, lightweight and durable. With high toughness and waterproof performance, it provides better protection for the internal circuit and is more durable. 3MAIN USES: Electric bike motor controller LCD display set can be used for DIY electric bikes, electric scooters, folding bikes, etc., greatly improves riding fun for cyclists who like challenges. 4MULTIPLE PROTECTION: The controller has stable and reliable performance, with under voltage protection, over current protection, stall protection and other protection functions, ensuring the use and safety of electric bicycles. 5EASY TO INSTALL: Electric bike controller is easy to install and use, equipped with LCD display panel, suitable for 22.2mm/0.87in handlebars, provide stable speed, sensitive brake and directional control.SpecificationItem Type: Electric Bike Controller KitProduct Material: Aluminum Alloy, ABSCurrent Limit: 13AController Power: 350WPanel:Applicable Handlebar Installation: 22.2mm/0.87in Diameter HandlebarPanel Display Function: Speed Display, Power Gear Display, Battery Power Display, Fault Indication, Total Mileage, Single Mileage, Headlight Display, Switch Button, Light SwitchPackage List1 x Controller1 x LCD Display Panel1 x Instruction Manual