Feature: 1. Reliable Performance: The calorie consumption is three times that of other ab belts. The micro electric abdominal muscle belt automatically recognizes muscle orientation and releases micro current from different positions on the micro electric board, which is more effective in exercise and does not waste current signals, making muscle shaking more effective. 2. Working Principle: Traditional exercise transmits micro electrical signals to muscle contraction through the brain. Ab belt simulates biological micro electrical stimulation, driving muscles to move on their own. When muscles receive signals to start automatic contraction exercise, you can sit, stand, or even lie down. 3. 10 Modes 20 Intensity Control: 10 kinds of modes 20 kinds of intensity, precise and intelligent control systems, suitable for different muscle increasing effects, covering the needs of each user to meet their own comfort level. 4. Efficient Aerobic Exercise: Using ten minutes a day to help you start efficient aerobic exercise. Using 10 minutes is equivalent to jumping rope for 20 minutes and jogging for 40 minutes. 5. Tone Tighten Strenghten Body: This abdominal toning belt can help to tone, tighten and strenghten your body, and you can gain a better figure after consecutive use of this product. Specification: Item Type: Abdominal Toning Belt Material: Polyurethane, Plastic Weight: Approx. 333g / 11.7oz Battery Type: Lithium Battery x 1 (Shipped With Built In Battery) Battery Capacity: 150mAh. Package List: 1 x Belt 1 x Host 1 x Charging Cable 1 x Manual