Specification AgeRangeDescription : Adult Brand : L-faster BulletPoint1 : 1.Easy stall, only several minutes to make the stand hoverboard transform to a electric power seat go cart, cheap and affordable. BulletPoint2 : 2.Easy control, have two control rods to navigation and control your direction. BulletPoint3 : 3.Happiness, perfect to let you enjoy the life with your family in the self balance board. BulletPoint4 : 4.Fully adjustable, one size fit all 6.5’’ 10’’ balance board, completely adjustable length to different people. BulletPoint5 : 5.Kart Equipment, Balance Board Not Included, the length is adjustable. Color : Red ConnectivityTechnology : USB CpsiaCautionaryStatement : no_warning_applicable ExternallyAssignedProductIdentifier : 4863042343544 ExternallyAssignedProductIdentifier1 : 0606412860005 ExternallyAssignedProductIdentifier2 : 606412860005 HandlebarType : Adjustable IncludedComponents : skin ItemName : L-faster Electric Two Wheels Skateboard Burhsless Controller ItemPackageDimensions_Height : 24.1046 centimeters ItemPackageDimensions_Length : 2.3876 centimeters ItemPackageDimensions_Width : 7.1882 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : self-balancing-scooters Manufacturer : L-faster Material : Iron ModelName : Spectrum ModelNumber : HWUSBLT1-R-600 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfWheels : 4 OperationMode : Manual PackageLevel : unit PartNumber : yiyun11 Pattern : Solid ProductDescription : This item is one set control system of electric self balance scooter. This item includes: 1. 1x Motherboard 2. 2x Gyroscope boards 3. 2x Front LED lights boards 4. 2x Power indicator boards 5. 1x Charging port 6, 1x Power switch button Any question please feel free to contact me. This post may help for all kind of (hover board) electric scooter fault diagnosis. most of the faulty issues are because of some cables inside are loose or disconnect. It usually caused from the shaking when shipping or riding or carelessness of our factory. it will be easy to fix by yourself instead of wasting too much time for replacement.