Item Type: Heated Shoulder Brace Material: Graphene ok cloth Use: Shoulder and neck heating relaxation Heating temperature: 45, 55, 65 Three gear temperature control Package List 1 x Heated Shoulder Brace 1 x USB Cable 1FUNCTION: It provides complete coverage of your neck, shoulders and upper back, helping to effectively reduce muscle pain, stiffness, tightness, muscle spasms and chronic pain. 2USB PORT: Use the USB port for low voltage heating, connect to your computer, mobile power, charger and apply heat to your neck at any time. 3PORTABLE: This heated shoulder pad has a portable design, independent socket, rechargeable, easy to use, easy to move, gently inserted to release heat. 43 GEARS TEMPERATURE: One touch design, low temperature green LED, medium temperature blue LED, high temperature red LED, heating temperature of 45 , 55 , 65 . 5MESH POCKET DESIGN: Built in mesh pocket design, you can place mugwort pack and other hot compress materials in the mesh pocket to give double release to the shoulder or neck.