Breathable Diving-Level Material: The diving fabric makes it light and soft, elastic, with good thermal insulation. The heating belt is 46.5x7.8in and comes with a extra straps: Long strap belt: 36.2x3.1in. The extension belt can help the heating belt cover the waist by at most 58 inches. The velcro is super strong and stays where you put it.Fast Heating via Red Light: Built-in 3 red light heating plates, double-sided red-light heating at waist and abdomen, and 3 gear adjustable temperature to meet your demands. Low heating: 45, mid heating: 65, high heating: 75. Note: Please dont use on bare skin in case of being burned.High-Tech & High Safety Factor: Our heated waist protector features innovative safe heating material. With its high thermal conductivity, it can give off enough heat at a low voltage (5v/2a), ensuring a high safety index that is far superior to other heating materials. You can trust that our product prioritizes your safety.Strong Vibration Massager: Built-in double powerful motors, 3 massage modes allow you to adjust the vibration to meet the actual needs of different groups of people. Note: The belly part only heats, cant massage.Relax At Any Time: No matter where you are, you can easily carry and use the massage belt. It is equipped with a 5000mah power bank. You dont even need to carry the power socket. It can be used during housework, walking, and traveling. For a pleasant shopping experience, we provide you with a one-year warranty service.Specifications:Material: Diving Material (Lycra Cloth)Weight: 860gCharging Time: 2-3HBattery Capacity: 5000mahBattery Life:Massage: 1440MinHeating: 102MinMassage + Heating: 60MinBelt Size: 118*20cm/46.5x7.8inLong Strap: 92*7.8cm/36.2x3.1inPacking:1* Heat Pads1* Long Strap1* USB CableNote:1. Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting.2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.