Made of fine quality material, practical, easy to operate and use, wide application range, has a long service life. Features: Send signals directly to muscles through electromagnetic stimulation to promote muscle movement. It is used for muscle training and weight loss, helps burn fat and build muscle. Function: 6 training modes, 9 levels of intensity, 15 minutes timing, automatic shutdown, USB rechargeable. Unisex, can exercise all parts of the body: abdomen, back, waist, legs. Comfortable and breathable fabric, practical stitching and elasticity. Specifications: Main material: ABS+fabric Color: black Training mode: 6 types Intensity: 9 levels Timing: 15 minutes Battery: 1 * lithium battery, 120mAh (included) Package size: 210 * 150 * 34mm / 8.3 * 5.9 * 1.3in Package weight: 210g / 7.4ounce Packing List: 1 * Abdominal Muscle Sticker 1 * USB Cable