Features:1. It uses TENS/EMS dual pulse therapy to simulate human body massage, which can effectively stimulate muscles, promote blood circulation, relieve muscle soreness and reduce physical fatigue.2. There are 6 massage modes (hammer mode, vitality mode, soothing mode, fitness mode, pedicure mode, smart mode) and 19 levels of massage intensity adjustment.3. The patch is made of hydrogel material, which is skin-friendly, comfortable, washable, wear-resistant, and can be used repeatedly 300 times.4. Equipped with a Type-C charging port and a built-in 300mAh rechargeable lithium battery with a battery life of up to 40 hours.5. Suitable for different groups of people including young white-collar workers, sports enthusiasts, the elderly, athletes, housewives, .