- Massalogy™ Neck Massager

 Please never use the product with the following medical electronic devices: 1. Heart pacemakers and other implantable medical electronic devices; 2. Artificial heart and lungs and other life-supporting medical electronic devices; 3. Electrocardiographs and other medical electronic devices; * These medical electronic devices may cause malfunctions and can be life-threatening. Usage under the following conditions is prohibited: 1. Malignant tumor patients 2. Patients with bleeding tendency 3. Pregnant women, lying-in women 4. Acute suppurative inflammation patients 5. Heart pacemaker users 6. Patients with metal implant 7. Near the heart