Now you can tone and tighten your abs in just minutes a day! This specially designed belt uses TENS and electrostimulation to precisely target those hard to reach abdominal muscles, helping you to firm, tone and strengthen your abs easily. It provides neuromuscular electrical stimulation to activate and contract your muscles so you can get a workout without the effort, as well as TENS to relieve muscle fatigue and pain. Featuring four adjustable programs with various intensity levels, this portable unit is easy to use with or without the belt that adjusts up to 45". Req. 3 "AAA" batteries (sold separately). Plastic and Polyamide. Unit approx. 3 1/2"L x 3"H x 1"W.