Cordless Heated Knee Brace: Featuring a 3000mAh rechargeable battery. This and portable design allows you to enjoy heat and massage therapy anywhere-whether you're working, relaxing, or -without being tied to an outlet. Heating and Vibration Massage: Choose from 6 heating levels (45℃-70℃ / 113°F-158°F) and 3 Vibration modes to relieve pain, stiffness, or muscle fatigue. Intuitive Operation Knee Heating Pads: Long the button for 3 seconds to turn on/off the knee massager. Easy-To-Use Touchscreen Operation: The intuitive touchscreen controls on this heated knee pad allow you to easily set the timer (15/30/45 minutes). To switch the temperature display between ℃ and ℉, simultaneously and hold the Heating and Vibration buttons for 3 seconds, making every knee heat session simple and user-friendly. Breathable Diving Fabric for Comfortable Warmth: Crafted with high-quality diving fabric, this heated knee pad effectively retains knee heat while remaining soft and breathable. Ideal Gift for Health and Wellness: Practical and thoughtful, this heated knee brace is an excellent gift for holidays, birthdays, or recovery support. Color: Black Material: ABS + Diving Fabric Package Contents: 1 x Cordless Knee Massager Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.