Strengthen and tone muscles with this Electric Muscle Stimulator Set Opt to buy with arm pads Practical exercise device that uses electrical currents to stimulate muscles Attach to the target area and let the conductive pads work their magic  Gain great results in conjunction with a healthy lifestyle Great alternative to the gym; get toned at home. Set comes with a USB cable and a manual    Buying Options:  9.99 pounds instead of 29.99 pounds for stimulator - save 67%  14.99 pounds instead of 34.99 pounds for stimulator and arm pads - save 57%