Upgraded Touch Controller: The new digital display is easy to use. Long the button for 3 seconds to turn the massager on/off. Secure the heating pad to your knee, elbow, or shoulder. Touch the vibration/temperature button to activate the function, and touch again to adjust intensity. Cordless Convenience & Long Battery Life: Say goodbye to tangled wires! With a built-in battery and magnetic control panel, this arthritis knee brace offers wireless operation. Charge the control panel with a Type-C cable, attach it to the brace, and use it anywhere. Perfect for work, study, sleep, or chores, it suits both elderly and young users. Product Features 1. Larger panel size, more suitable for Europeans and those with larger bodies 2. 11,000 rpm high-frequency vibration motor is quiet, providing greater user comfort. A large heating area of 4,084 square centimeters ensures faster heating time. Four timer settings provide added convenience. 3. Knee, elbow, and shoulder pads can be worn on multiple joints, making multi-purpose use more convenient. An excellent device for men and women with arthritis, adjustable to fit different body sizes. Ideal as a Christmas, Thanksgiving, Father's Day, Mother's Day, or everyday gift for mom, dad, family, friends, teachers, and loved . Show your care and appreciation. Color: As shown Material: Diving Material Package Contents: 1*Double color knee pad + 1*USB charging cable + 1*Instruction manual 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.