Features: 1. Made from great material, safe and no harm to your body. 2. Help to tone, tighten and strengthen your body muscles in a easy way. 3. Very easy to use, just fit the pads to your body and let them exercise your muscles. 4. Modes optional and strength adjustable to help fat burning and muscle growing. 5. Super lightweight, wearable and convenient for you to brings anywhere. Notice: 1. Actual color may be slightly different from the image due to different monitor and light effect. Please allow minor deviation due to manual measurement. 2. The battery is not included. Specification: Type: Abdominal Muscle Stimulator Style: style 1: 1 abdominal patch, 1 host, style 2: 3 host, 1 abdominal patch, 2 arm patches, style 3: 2 host, 2 arm patches Power supply: battery Package List: Style 1: 1 x abdominal patch 1 x Host Style 2: 3 x host 1 x abdominal patch 2 x arm patches Style 3: 2 x host 2 x arm patches