EMS ZG3Q electronic stimulator with remote control. •Special for neck and back. •Helps relieve muscle pain and fatigue. •6 modes. •Rechargeable battery. •9 intensity levels. •Easy to use.. Usage time: 15 minutes Voltage: 3.7V 150mAh Battery Current: 50 mA Do not use if: • Pregnant women. •Cancer patients. •Hydrogel allergies. •Skin with wounds or burns. •People with electronic medical devices. •Patients with epilepsy. •Recently operated patients. •Patients with blood circulation disorders. •Do not use while driving or operating heavy machinery. PU, ABS.