1. Tapping massage for effective relief of neck, shoulder, thigh aches. 2. 20 massage programs with 10 intensity levels. 3. Digital display. 4. Artificial leather material. 5. Have heating function, can increase the effect of massage. 6. Have auto mode. 7. Circuit protection. Built-in auto timer of 8 mins. 8. Have built-in sandbag, not only increase the weight, but also enables the massage powerfully, you can feel the slightly vibration.