This muscle exerciser can achieve it. All you should do is to fit the pads to your body and it can work automatically. With super light and wearable advantages, you can strengthen your body muscles anywhere anytime. Features: Brand new and useful to shape your body. Help to tone, tighten and strengthen your body muscles. Very easy to use, just fit the pads to your body and let them exercise your muscles. 6 modes optional and strength adjustable to help fat burning and muscle growing. Super light, wearable and convenient for you to bring anywhere. Specifications: Type: 1,2,3 (optional) Color: black Controller material: polyurethane (PU) Sticker material: silica gel Power supply: 2 x AAA batteries (per controller) (not included) Working time: 12 minutes (per training time) Input voltage: 3V Output: max. 9.8mA Frequency: 1-100 Hz Using mode: A-F (6 modes) Fit for: unisex Controller size: 7.8 x 6 x 2.1cm / 3.07 x 2.36 x 0.83in Controller weight: 58g / 2.04oz Package size: 23 x 21 x 4.5 cm / 9.05 x 8.27 x 1.77in (type 1) 23 x 12 x 5 cm / 9.05 x 4.72 x 1.97in (type 2) 23 x 8 x 5 cm / 9.05 x 3.15 x 1.97in (type 3) Package weight: 450g / 15.87oz (type 1) 223g / 7.87oz (type 2) 115g / 4.06oz (type 3) Note: 1. Please read the instructions before use. 2. The batteries are not included in the package. Package List: 1 x Controller 1 x Abdominal Muscle Sticker 1 x User Manual.