Feature: EMS (Electrical Muscle Stimulation) through current stimulation, directly send a signal to muscles, and promote 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 full, the power will not decay. all comes with a set of gel pads. but the gel sheet should be replaced after continuously used about 30 times. Click here to buy extra gel pads: Replacement gel pads Specification: Type: Muscle Trainer, Muscle Exerciser, Fitness Slimming, body shaping Material: ABS+PC Color: Black Power by 2*AAA Alkaline Batteries(not included) Working Mode:6 Different Massage Mode Kindly note: All comes without retail box.