Product Name: Smart Mini Massage PatchMaterial: ABS+silicone+PUBattery: 60mAhInterface: USBControl method: mechanicalTechnical principle: EMSBattery charging time; 30 minutesNet weight; 19gSize: 150mm*61mmWorking modes: comprehensive mode, massage mode, acupuncture mode, massage mode, hammering mode.Endurance time: 15 minutes per day, can be used for 15 days when fully charged1. TENS low frequency pulse to achieve massage effect.2. One-key operation, long press for 2 seconds to turn on/off, use the +- button to adjust the intensity.3. Use 15 minutes to turn off the machine regularly to prevent excessive massage.4. Five different massage modes are available.5. The weight of the body is 19g, which is light and convenient, and has no sense of weight on the body.6. Suitable for neck, shoulders, waist, hands, legs and other parts.Note: After the patch has been used many times, if it does not stick to the skin, wash it with water.Suitable for: muscle strain caused by carelessness during exerciseCervical pain caused by poor sitting posture at workChronic pain: such as rheumatism, joint painUse TENS low-frequency pulse current stimulation technology to stimulate human muscles, stimulate muscle contraction, and soothe hard muscles.