Back Massager

4 deep kneading massage nodes travel up and down relaxing your entire back. 3 massage massage zones for your choices: full back, upper back, lower back The massage nodes are adjustable at max. Height of 3mm to fit the curves of the body for more comfortable massage experience Vibration seat massager: vibration on seat with adjustable 3 levels intensity, provides you a comfortable massage to hip and thighs.(Note: on the Sitting area there is only vibration massage, no heat) Soothing heat therapy: It warms your back while relaxing tense muscles across your entire back, lumbar and shoulders Use this back massager on a sofa, couch, recliner, office chair or dinning chair to make the ultimate comfort seat in the house. The integrated strapping system secures it on chairs in place. Volts: 110v I got this as a gift and only used it once