1). It adopts traditional Chinese medical theory combine with health care technology.1. With 5 vibration motors, deep into body, bury fat. 2. Far Infrared Heater function. 3. 4 different programs 4. Auto program last 20 mins 5. Auto power off once the temperate get 50℃ 6. Rated Voltage:12V 1200MA 7. Rated Power:15W 7). Power: DC 3.7V 800mA, Out frequency: 1-200Hz, more efficiency but safe voltage.