FUNCTION:With LCD displayReplaces monotonous set ups and exercise.Only 10 minutes you can exercise your abdominal muscles approsimately 600 times can you imagine how many sit ups you would have to do to achieve the same results?It has intensive 10steps and 6 preprogrammed exercise routines fordifferet level user.The product is a great way to exercise your muscles.It may take few moments of practice for locating the belt correctly and applying the ideal pressure that provides the best results for you.