12 Modes and 20 Intensity Levels: The electrical stimulator features 12 training modes and 20 intensity levels to meet your every exercise need, from warm-up to high-intensity training. Losing fat/building muscle/shaping/targeted training. One-click full-body exercise 2. New patch skin-friendly hydrogel: The contact area between the patch gel and the skin is larger, the patch is thicker, and the patch viscosity is increased. Adding pure silver paste has better conductivity. Gel can be washed multiple times with water 3. USB Quick Charge and Magnetic Buckle: Use 3 ports to charge USB at the same time. No more stem cells. More convenient to use, magnetic adsorption buckle, fast magnetic adsorption, improve conductivity. When fully charged, 15 minutes of use per day for 15 days of continuous use