Using the incredible Abdo King electrical muscle stimulation belt you can easily get the abs you've always dreamt of with little effort! Abdo King works your muscles through electrical muscle stimulation (EMS), a highly effective technique used in the world of fitness that consists in the generation of active muscle contractions. Made of soft, adjustable fabric that feels very nice to the touch. Includes instruction manual, carrying bag, 1 large conductive pad and 4 small conductive pads. Requires batteries (2 x AAA, not included and not rechargeable).