Electric heating belt adopts advanced graphene warming technology to release far-infrared light wave and provide gentle heat to your body. It can increase body temperature, promote blood circulation, help you relax and relieve pains from women menstrual period cramps, lower back/waist/abdomen/stomach, etc. Safe and easy to use. Features: Adopts advanced graphene warming technology to release far-infrared light wave and provide gentle heat to your body. Made of fine quality lycra fabric, soft, breathable and comfortable, safe and skin-friendly. Fast heating in seconds, easy to operate and use. Very helpful to improve blood circulation, relax the muscles and relieve pain from most body parts. Suitable for warming uterus, waist, abdomen, stomach, back, arthritis and more, efficiently relieving menstrual pain and back/waist/abdomen/stomach pain. 3 adjustable heating modes, perfectly meeting your different needs. Adjustable belt length is suitable for persons in different sizes. Built-in USB port, powered by most USB devices, like Power-bank, Laptop, Adapter, etc. This warming waist belt is washable. Hand wash and air dry is recommended. Lightweight and portable, easy to carry, perfect for home, work, business trip, travel and daily using. Specifications: Material: Ly-cra Fabric Color: Pink, Grey (Optional) Type: 4 Types (Optional) * Type 1: Support Heating Function(Without Power-bank) * Type 2: Support both Heating & Vibrating Function(Without Power-bank) * Type 3: Support Heating Function(With Power-bank) * Type 4: Support both Heating & Vibrating Function(With Power-bank) Rated Voltage: 5V Rated Power: 6.5W Heating Temperature Range: 45-65 3 Heating Settings: * Blue Light:45 * White Light: 55 * Red Light: 65 Power-bank Capacity: 5000mAh (Working Time: 3-5 Hours) Package Size: 185 * 135 * 40mm / 7.28 * 5.31 * 1.57in Package Weight: * Type 1: 220g / 7.76ounce * Type 2: 230g / 8.11ounce * Type 3: 325g / 11.46ounce * Type 4: 335g / 11.82ounce Note:This warming waist belt is washable. Hand wash and air dry is recommended, please be sure the heating beltis completely dry before using. Packing List: 1 * Electric Warming Belt 1 * Small Bag 2 Bag * Wormwood