Achieve your fitness goals with this waist and ab trainer, featuring a soothing hot compress and USB rechargeable design. Specifications Color: Black (Hot Compress Massage)Material: PlasticPower Supply: USB ChargingOperating Voltage: 4V (not included)–12V (not included)Battery Type: Rechargeable Lithium BatteryProduct Attributes: UnscentedTarget Use Area: Waist and Abs Key Features Dual-Voltage Functionality: Supports 4V to 12V for flexible and efficient use, giving you the power needed for intense training sessions.USB Rechargeable: Easily charge with USB for convenient on-the-go use, ensuring you're never out of power when you need it most.Hot Compress Technology: Provides soothing warmth to target fat deposits, promoting better circulation and enhancing slimming results.Portable Design: Lightweight and portable, making it perfect for home, gym, or travel use.Safe for Use: Unscented, non-irritating design ensures comfortable wear, with a focus on safety and skin care. Product DescriptionThe Portable USB-Rechargeable Waist & Ab Trainer with Hot Compress is your new go-to tool for effective waist slimming and ab toning. Featuring dual voltage (4V-12V), this trainer is equipped with powerful hot compress technology that not only aids in fat-burning but also provides muscle relief through gentle heat application. This combination ensures that your waist and abs are getting the optimal workout while you experience soothing comfort. Designed with convenience in mind, this waist trainer is USB-rechargeable, allowing for portability and use during travels or at the gym. Its unscented and lightweight design makes it a comfortable and skin-friendly option, perfect for regular use without irritation. Whether you're on a fitness journey or looking to tone your midsection, this device is your reliable partner in achieving those goals.