Perfect Gift: This knee massager features an ergonomic design, comfort to relax your Knee, Shoulder, Elbow. And it makes a practical gift for your loved ones (Mom and Dad, Family and Friends). It is suitable for Father's Day, Mother's Day, Christmas, New Year, Valentines Day and other holidays. 3D massage module: On the basis of traditional red light, heating and vibration functions, the knee massager has added massage module in three directions, achieving a 3D massage experience. Equipped with fast heating and strong vibration functions. Attention: The knee massager knee brace needs to be fully charged before use. We offer a 90-day warranty to give you peace of mind. If you have any questions or concerns, please don't hesitate to contact us and we will resolve them within 48 hours. IMPORTANT: The knee massager is a healthcare product and is not intended to treat any specific condition. If you experience serious discomfort, please consult a healthcare professional. Easy To Use: This knee massager has an LED touch screen display, long press the button to start or end the work, Short press the mode button to cycle through the modes. It also has a timer function that automatically stops the massage after 15/20/25/30 minutes. With a large capacity 2600 mAh battery, it has a long battery life and doesn't require frequent charging. It can be charged via a USB-C charging cable. Cordless and Easy to Carry: This is portable and lightweight (weight/1.65lb) massager. A must-have product for traveling, it won't waste too much space in your suitcase. It can also be used at home, in the office and at leisure.