8inch blue self -balancing scooter 

SMOOTH RIDING HOVERBOARD - Equipped with 8" wheels, powerful 500W motor (250W x 2) and enough torque that easily gets up inclines of up to 15 degrees. This hoverboard scooter can go up to 7 mph over a 12 mile range
FUN, EASY AND INTUITIVE RIDING - Step on one side first, the board stabilizes so you can put your other foot on. Controls are easy to learn, allowing you to smoothly accelerate/decelerate by applying pressure with your feet and/or leaning
BEST SELF-BALANCING SYSTEM - With Hover-1, the built-in inertia dynamic stabilization system keeps you in control. The Ultra hoverboard scooter stabilizes the rider, controls balance and motion for a safe, stable & fun riding experience
LONG-LASTING BATTERY - IPX-4 rated for water-resistance, this hoverboard features a built-in 25.2V/4.0 Ah Lithium-ion rechargeable battery (certified), fully charges in 4 hours. The safety shield battery enclosure prevents fire & overheating
WE TAKE SAFETY SERIOUSLY - The hoverboard sends alerts if you are speeding or riding on unsafe surfaces so you can slow down and avoid mishaps. LED lights on both sides of the hoverboard adds visibility of any rider when it matters most