? Electro Muscle Stimulation effectively firms muscle without the need of vigorous exercises ? Reduces swelling, strengthens, and tones muscle groups ? Contributes weight loss through daily exercise ? Contracts and releases muscles 400 times per minute ? Six speed modes for different fitness style ? Ten intensity levels and 60 built-in program ? Applicable to abdomen, arms, chest, and other body parts ? Compact in size, enjoy fitness anytime and anywhere