Introductions:Your muscles are stimulated twice， with up to 100 exertion and relaxation impulses. That way you will get your desired results twice as fast.Gymform Duo stimulates and trains your muscles， and thanks to the additional massaging effect your skin is tightened and supplied with blood.Gymform Duo works without the need for creams， and free of any hindering cables.Simply apply it to the body parts that you want to train， and switch it on. Gymform Duo is very handy， enabling you to reach and train all problematic areas.Features:Dual contact muscle stimulation technology gives your muscles a great workoutGently makes your muscles contract and relax， strengthens and sculpts musclesCompletely safe to use， pain freeWireless systemSuper compact design fits in the palm of your hand or underneath your cloth6 Muscle Toning Programs and 10 Intensity LevelsCan exercise two muscle areas at the same time and get twice the results100 times muscle impulse per minuteHelps to burn your fat and makes you slimOutput Voltage: DC 6VFrequency: 2~250HzMode: 6Package included:1* Slimming Massager1* User manual2*pads