1/8 scale sport bike equipped with a 6-axis gyro. - Model: 1/8 Scale Sport Bike - Brand: PERFECT BALANCE - Color: Red - Features: Equipped with a 6-axis gyro - Target age: 14 years and older The gyro mechanism is a self-balancing function; it stands up on its own and doesn't fall over. It even stands with only the rear wheel; it's amazing. Operation confirmed, charged, and comes with a Japanese instruction manual. Perfect for children's presents; can be played with indoors and outdoors. Thank you for viewing.