Features Quickly Warm up]: This is a pretty practical effective Electric Clothes Heating Pad, it adopts USB charging design, can be powered with 5V2A power supply like power bands,and the suitable size can be conveniently fixed in clothes or other place to help quickly heat up and keep warm. Adjustable Temperature:It is also pretty simple flexible to use this Portable USB Heater Pad, 3 levels adjustable temperature for you to choose, you can adjust according to your need, and easy one button control, higher temperature for fast warm up and when it is warm enough, you can adjust it to lower temperature to keep warm. Keep The Whole Body Warm:The heating pad can be sewn in various positions of the clothes and heat the shoulders, neck, waist, back and abdomen. Of course, it can also be sewn on pillows and used on blankets. Good insulation effect, it is your essential heating device in winter. Safe and Waterproof:This Adjustable Temperature Heating Pad is covered with waterproof material, and the connection area is specially enforced, which is pretty safe and waterproof and it can be washed by machine or hands, safe and waterproof and simple convenient to clean. Durable and Reliable:This Portable USB Heater Pad is not only comfortable for wearing, but also has high wear and tear resistance, hard to break, durable and reliable to be used for a long life. Specification: Item Type: USB Electric Heating Pad Material: Polyester mixed cotton cloth Product Specifications: 1724 type USB heating cloth Scope of Application: Heating and warming of the neck, clothes, vests, underwear, etc. Interface: USB interface(5V2A) Package List: 1 x USB Electric Heating Pad 1 x Charging Cable Package List 1 x USB Electric Heating Pad 1 x Charging Cable