* Adjustable neck massage: features 2 unique massage nodes can be adjusted up & down for 8cm long

* Mulit-function: Swing & Rolling & Adjustable Width & Spot back massage for pin-point relaxation.

* Long track : 76cm walking track, can fully massage whole back.

* Air compression massage: equipped with 4 airbags on the waist, 3 pressure strengths for you to select.

* Vibration in seat,controller easy to control.

* Voltage: 12V 4A  home adapter & car adapter

* 10/15/20mins time setting