?Perfect Gift Choice?This leg massager machine could be used at home or office or while traveling, which is an excellent gift for people of all ages. we are dedicated to creating high-quality health care products. If you have any problems with further use, just contact us, and we will provide you with a satisfactory answer (respond within 24 hours). ?4 Modes 4 Intensities and 2 Heat Levels?The foot and leg massager comes with 4 modes and 4 intensities (Low/Mid/Mid-High/High), features an optional 2 levels heating function (Low/High) on the knee for promoting circulation, also can turn it off separately. The LCD handheld controller is very simple and easy to change the modes and intensities, you could enjoy a customized massage experience depending on your personal preference. ?Adjustable & Ergonomic Design?The leg circulation massager with adjustable velcro wraps, Max calves size can be 21.6 inches, and upper thighs up to 30.3 inches, foot part length to 11 inches, it can be easily changed to fit different needs of the whole family. If too tight choose the lowest intensity firstly, recommended to leave a gap available to put 4 fingers in it. If too loose, please tie it a little tighter and choose the higher intensity. ?Safe Auto-Shut-Off Function?The leg massager with heat is equipped with a 20-minute auto-shut-off timer to prevent overheating and overuse when you fall asleep, ensuring maximum security for the user. This is useful, especially for the elderly who might forget to turn it off, if you still want to keep massaging longer, just restart it. ?Air Compression Leg Massager?This leg compression massager has built-in 10*2 airbags, it simulates hand squeezing to compress your feet calf and thigh muscles by inflating and deflating, relieving leg fatigue and improving blood circulation, providing a deep muscle massages experience on the full leg.