HighlightsBuilt in 7 vibration motors, it comfortably massages your back, neck and waistYou can adjust the modes and intensity through the control to meet your individual needsBring warmth to you especially in cold winter15Min/30min auto off functionEasy operation and flexible strapsSpecificationColor - BlackDetails*Features* - *7 Built-in Vibration Motors* - Built in 7 vibration motors,it comfortably massages your back,neck,waist and thigh to help relieve muscle pain,tension,stress and eliminat