SincereetaliDo you want to exercise your muscle in a simple way? This muscle exerciser can achieve it. All you need to do is to fit the pads to your body and it can work automatically. With super lightweight and easy-to-wear advantages, you can strengthen your body muscles anywhere, anytime. Features: Brand new and useful for shaping your body. Helps tone, tighten and strengthen your body muscles. Very easy to use, just fit the pads to your body and let it exercise your muscles. 6 optional modes and adjustable strength to help fat burning and muscle growth. Super lightweight, portable and convenient for you to take anywhere. Specifications: Type: 1, 2, 3 (optional) Color: Black Controller Material: Polyurethane (PU) Sticker Material: Silica Gel Power Supply: 2 * AAA Batteries (per controller) (not included) Working Time: 12 minutes (per training time) Input voltage: 3V Output: max.9.8mA Frequency: 1-100Hz Usage mode: AF (6 modes) Fit for: unisex Controller size: 7.8 * 6 * 2.1cm / 3.07 * 2.36 * 0.83in Controller weight: 58g / 2.04oz Package size: 23 * 21 * 4.5cm / 9.05 * 8.27 * 1.77in (type 1) 23 * 12 * 5cm / 9.05 * 4.72 * 1.97in (type 2) 23 * 8 * 5cm / 9.05 * 3.15 * 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 instruction before use. 2.Batteries are not included in the package. Package List: 1 * Controller 1 * Abdominal Muscle Sticker 1 * User Manual