Important Note: This heated knee brace is specifically designed for hot and cold therapy. It doesn’t include support massage features or a countdown timer Package Includes: 1 Controller 1 Knee Heating Pad (not a pair) 1 Ice Pack 1 Charging Cable and 1 User Manual Hot & Cold Therapy: Cold therapy is used to reduce swelling and pain after knee surgery or injury while hot therapy is for relieving chronic/ arthritis/ meniscus injuries pain relaxing before or after workout or relieving your fatigue after long time standing. After injury cold therapy can be applied first and then hot therapy or cold and hot therapy can be used alternately Sufficient Heat: Our Heating Pad for Knees uses large heating sheets covering larger pain area and heating faster. So you can feel sufficient heat and this knee warmers can relieve your pain quickly Safe Temperature Control: With adjustable heat settings (104/ 122/ 140 ℉)three timers (10/ 20/ 30 min)and built-in temperature control device the updated heating pad for knees can give you a safe hot therapy. The detachable controller allows for easy charging and the physical rolling temperature control reduces the risk of mistake touching Wireless & Long Lasting Battery: The wireless heated knee wrap allows you to move freely. Big 2500mAh battery can last for 2 hours of useno need for frequent charging. This knee heating pad for knee pain is suitable for home or travel use with light weight and compact design Wider Application: Our elastic strap is comfortable and fits more peolple with thigh circumferences between 14-26 inches(35.5-66 cm). Our knee warmers for women and men can give you a comfortable experience Excellent Choice：Our knee warmers for women arthritis can quickly relieve all kinds of knee pain so it is a practical and thoughtful choice for family & friends during Christmas Thanksgiving or daily care