Massage chair base: 1. Four flexible massage wheels working at the same time, Kneading, Tapping, Rolling and Combination massage. 2. Vibration massage: Two motor built-in on seat cushion and three speedy adjustments: Gentle, Strong and Automatic. 3. Adjusting the distance: When using the rolling and tapping functions, you can adjust the massage wheels distance to wide, Medium and narrow. 4. Massage wheels movement adjustment: You can control the position of massage wheels going Upward or Downward. 5. Position adjustment: Chairs Position can be moved forward, backward and recline by remote control. Chairs back can be moved upward to downward and recline by remote control. Spa base: 1. High-density fiberglass add transparent coat, durable, high gloss and easy to maintain. 2. Pipe-less easy clean jets. 3. Seven colorful bulbs light working at same time with water jets and automatic change color. 4. Drain pump can auto drain in the 2 minutes. 5. The tub is with three pipes, there are cold water pipe, hot water pipe and drain-pipe. *We can accroding to customers request, change the color of the chair and tub. *With CE and RoHS certificate. *One year guarantee. If youare interested in ourfactory products, please contact me freely.Attn: Mango