1. chair and car Massage Chair Seat Cushion. 2.5 vibration, rythym and strength adjustable 3.Auto and manual working. Vibration Massage Chair Seat Cushion Model no.:DJL-338DFeatures:1.Five high frequency massage knead head controlled by micro-computer.2.Five optional massage manipulation. The massage force and rhythm has three levelsfor adjusting.3.With heating material inside, infrared warm up ...