1 Low cost, fast return. Use DC motor to save cost and guarantee the entertainment effect at the same time! 2 Spring vibration platform + vibration motor, simple structure, low failure rate! 3 Easy operation and no need seat belt, small and easy to transport! 4 Vibration frequency is adjustable! 5 Soft vibration, comfortable experience! 6 Delicate appearance, appearing with LED lights from inside, up and down vibration platform with good visual effect!