Product Description Function Characteristics: To relieve fatigue and relax muscle because of violent action. To relieve ache because of long bad blood circulation. To relieve spasm shoulders because f stiff neck. To relieve ache of tiredness or rheumatism. Massaging head can massage all the parts of body. Massive infrared heat therapy. Fats burning through the vibration help, losing your weight partially. Model: RL-778 product offered by Wenzhou Ruilian Electronics Electric Appliance Co., Ltd.