<p>1. Notice: This ankle wrap needs to be plugged in to use. It does not contain a battery and will not retain heat.</p><p><br/></p><p>2. Made of premium, skin-friendly, lightweight, warm, and stretchy materials. Adjustable with a hook-and-loop fastener, one size fits most men and women.</p><p><br/></p><p>3. Our heated ankle brace features 3 adjustable temperature levels—low, medium, and high—so you can adjust according to your needs without worrying about scalding your ankle. Electric heating warms your ankle, enhances blood circulation, and reduces pressure on the joint.</p><p><br/></p><p>4. The electric heated ankle brace comes with a USB cable and can be plugged into any power source with a USB port, such as a power bank (5V/2A recommended), car charger, laptop, or desktop computer.</p><p><br/></p><p>5. This foot heating pad is easy to use and suitable for relieving ankle and foot pressure after exercise. It is easy to operate and can be used for work, watching TV, reading, or traveling at home, office, or hotel.</p>