Train your muscles with this Abs Muscle Stimulator Trainer with Optional Arm Pads Get the abdomen trainer only or with 2x arm trainers Comes with a remote so you can easily switch between 6 intensity modes Trainers emit a frequency to help engage and stimulate your muscles Wear when sitting at your desk or when working out for extra training Simply stick onto your abs and arms to start Frequency: 1-100HZ Each pad requires 2x AAA batteries (not included)   Buying Options: 7.99 pounds instead of 24.99 pounds for the Abdomen Only - save 68% 12.99 pounds instead of 29.99 pounds for the Abdomen and 2 x Arms - save 57%