This smart balance wheel is designed with 8 inch wheel which make it verycomfortable to drive, also there is a bluetooth speaker inside the scooter for playing music from your smart phone.Agile enough to move your body fluidlyEasy-to-learn navigation, and reliable state of the art auto-balancing capabilities that you can trust.Lean forward, left, or right and travel Up to 25 kilometers on a single battery charge with any one of our modelsUL certified charger which is more rigorous certification for Canadian market.Requires less time than it takes to charge a smart phone to full capacity.Every hoverboard is designed for safety, curb appeal, and durabilityWater resistant and agile enough for multi-terrain usage to give you an effortless riding experience no matter where you travel.