- Gyroscope top surface there are two lights, front with three lights plus an infrared laser light, and wonderful music
- Top launcher clockwise three times, click, rapid rotation, issued a colorful light, very beautiful (usually slidably tens of seconds)
- Principle: gyroscope or spinning top is a toy, called Chien. It can rotate about a central axis, the gyro tip the balance in a point
- Gyroscope top surface there are two lights, front with three lights plus an infrared laser light, and wonderful music
- Top launcher clockwise three times, click, rapid rotation, issued a colorful light, very beautiful (usually slidably tens of seconds)
- Principle: gyroscope or spinning top is a toy, called Chien. It can rotate about a central axis, the gyro tip the balance in a point