Featuring a sleek, contoured design, the WonderTech UL 2272 Hoverboard + Built-in Wireless Speaker is one of the most enjoyable hoverboards around. Features include LED headlights, battery indicators, 180° wheel fenders and a comprehensive riding mode. This hoverboard excelled in all electrical safety tests, so you can ride in safety. Thanks to the built-in wireless speaker, you can connect wirelessly and stream music and audio from your phone, tablet, or mobile device. The 350-watt motor and gear stabilization provide tighter control and downhill traction. Built-in system and battery indicators let you know the real time system status and the current battery life of your board at a glance. The intelligent smart battery management system provides multi-layered hoverboard protection.