Dear customers: Just apply water to the pad and belly area and you're ready to go. Fully flexible. Abdominal strap length: 115CM, if you need an extension strap, please choose the extension strap option. Beginners are advised to start with a low profile No need to change pads or gels [Touch screen & LCD screen] The new and improved model controller is equipped with an LCD screen. Mode and intensity are displayed on the LCD screen. When you wear it on your body and use it, you can clearly check the operating status (mode type, massage intensity). You can enjoy your training with clarity and peace of mind. The touch screen makes operation simple. [Powerful model, simple operation] The abdominal muscle belt has 10 modes and 39 levels of intensity. The EMS abdominal muscle band is equipped with an LCD screen that displays mode and intensity. Simply touch the screen to select intensity and mode. You can enjoy training with clarity. [High quality materials & efficiency training] Made of highly elastic soft material, soft to the touch. The healthy EMS belt made of conductive cloth will not burden the skin. Using an abdominal muscle band for 20 minutes is equivalent to jogging 1500m, abdominal muscle training for 30 minutes, and swimming for 30 minutes. [USB charging & no gel sheet required] It is more economical to use repeatedly. It is USB rechargeable and does not require battery replacement. Simply connect to charge via laptop, mobile battery, smartphone charger, car power supply, etc. Packaging contents: abdominal muscle band + arm band - touch screen breathable skin-fitting fabric - color box