Description whats it for ]- For physical training. This Ultimate ABS Stimulator helps to tone, tighten and strengthen your body, you will get a better figure after about 2 months of continuous use of this product. Flexible and Portable- This ultimate ABS stimulator offers 6 exercise modes to choose from, with 10 intensity levels, from warm-up to high-intensity exercise, and finally to relaxation. This abdominal stimulator can be used on the go because its small enough to fit in a briefcase. How long should I use it ] - About 20 minutes/time, 1-2 times/day. Equivalent to running 2000M, 60 minutes of sit-ups, 60 minutes of free swimming, and a 2-week diet. When should I use it ]- You can use this EMS abs trainer anytime, anywhere. Ultra-light, ultra-thin, wear-resistant and easy to carry. Perfect for muscle training while reading, watching movies or doing housework, or even for business or leisure.