Easy to use, comfortable and you can wear it anywhere because it is totally portable and wire free. The belt is also silent when being used. Suitable for Women and Men. The 4 Power units give 6 "smart" programmed routines with 10 variable levels of intensity for a complete and personalised workout. Tiny Gentle Electronic Pulses are delivered to your muscles. It Tones your Tummy, Abdominals, Waist, Legs, Arms and Bum or any other muscles you can fit the belt on. Ten minutes using this is the equivalent of doing 600 sit-ups! Proven for Fantastic Results when used regularly for several weeks. 4 x CR2032 Batteries included and a 100ml Bottle of Abgymnic Gel. Full Instruction Manual and Workout Guide. Fully adjustable belt with velcro fastening fits up to a 44 Inch Waist. Keep in shape without the expense and time required to go to the Gym.Excellent value. Comes Boxed. The box may vary from the picture shown but the contents will always be the same.