Features1The controller shell is made of highquality metal with groove design, durable and sturdy. 2Due to its good heat dissipation function, it can protect the internal circuit and avoid thermal overload. 3The brushless motor controller can provide stable speed and sensitive control of braking and direction changes. 4The brushless motor controller for electric scooter is easy to install and use. 5The LCD display handle is suitable for 22.5mm/0.9in handlebars, and it can clearly show the power and state of electric scooter.SpecificationItem Type: Controller and Handle Set for Electric ScooterMaterial: Aluminum AlloyHandlebar Wire Length: Approx. 180cm/5.9ftController Box Size: Approx. 9x5.4x3.2cm/3.5x2.1x1.3inPower: 350WCurrent-limiting: 13AMeanings of the Color of Handlebar Wire:1. Red: Power Input2. Yellow: Gate Output3. Blue: Signal Transmission4. Green: Signal Receive5. Black: Cathode Handlebar Weight: Approx. 570g/1.3lbPackage List1 x Controller1 x Handlebar1 x Half Twist Throttle1 x Meter1 x Handlebar Buckle1 x Instruction