A81Q Smart EMS Electronic Stimulator and Massager: • Helps relieve muscle pain and fatigue. Advanced muscle stimulator, helps in exercising your body and losing weight. •For abs, arms and legs. •6 modes. •10 intensities. •15-minute sessions with automatic shut-off. Input: DC5V Voltage: 3.7V Current: 9V8mA Usage time: 15 minutes 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. ABS, metal alloy, PU.