Function & Features: 1.In-depth massage with double heads 2. Two speed power switch for strong and weak massage 3. 3 kinds of different silicon rubber heads for you to choose to assemble 4.Adopts infrared Technology in both side(front face and back face) 3. Relieve strain 4. Release fatigue 5. Body slimming 6. Promote body blood channel 7. Improve blood circulation 8. Strength body metabolism Unit Packing:Color Box Packing Size: 40*14.5*14.8cm N.W. 1.1Kgs G.W. 1.4Kgs