Feature: 1. Adjustable Design: 3 gear temperature control, you can regulate it according to actual needs. 3 gear vibration, imitate real person beat, make you feel comfortable. 2. Portable Design: Compact design, easy to wear at any time, whether at home, in the office or traveling, you can easily use it and enjoy comfortable care at any time. 3. Built In Mesh Pocket: You can place wormwood bag, etc. in it, considerate design. Provide protection for elbow joint. 4. USB Powered: Multiple power supply mode, such as computer, power bank, power socket, etc. Lightweight and in small size, easy to store and carry. 5. Nylon And Polyurethane: Heated elbow brace adopts premium nylon and polyurethane, soft and skin friendly, wear resistant, high durability for use. Specification: Item Type: Heated Elbow Brace Material: Nylon and polyurethane Product Size: Approx. 40 x 37.5 x 18.5cm / 15.7 x 14.8 x 7.3in . Package List: 1 x Elbow Brace1 x USB Cable Note: Please allow slight error due to manual measurement. Thanks for your understanding.