EMS (Electrical Muscle Stimulation) through current stimulation, directly sends a signal to muscles and promotes muscle movement. 1. Exercise muscles - exercise abdominal muscles, arm muscles, waist muscles, leg muscles, and other parts, up to muscle shaping effect. Such as six muscle belly, mermaid line, and so on. 2. Thin - the role of the human muscles, stimulate the muscle nerve, the pulse of the movement of the signal to the muscles, to promote the muscle to complete the contraction movement, energy consumption, burning too much fat, so as to achieve weight loss. 3. muscle strength - muscle in a period of time for high-intensity training, arm strength, leg strength, and waist strength will gradually decline, the use of fitness can maintain muscle activity so that the state of muscle energy is full, the power will not decay. Specifications: Main Material Body: PET resin gel Pad: Polyacrylamide Glycerin Remote: ABS resin EMS devices: Rechargeable Power source Input:100-240V,50/60Hz Voltage: 5V/1A Battery capacity: 300mAh Feature: Built-in Li-ion Battery and USB cable included getting rid of endless battery replacements. The exercise intensity of the machine increases by 50% more than the battery-powered products. 15 powerful strengths in 6 modes. Let every cell burst into strength For better results, 20 mins a session, 1-2 times a day for 6+ weeks. It's super light, ultra thin, WEARABLE, and convenient to carry on. Fix the fitness gear to the position where you want to strengthen your muscle. Especially suitable for the following people: 1. Sports lovers 2. Fitness Enthusiasts 3. Commuters, White collars, no time for gyming 4. Lose weight faster 5. Post-partum and more Package Includes: 3* Controller 1* Abdominal patch 2* Arm Stickers 1* USB Charging Cable 1* instruction manual