DEITY Knee Massager 3 in 1, Adjustable Temperature, Vibration, 3D Massage, Cordless Portable Knee Massager with LED Large Screen, Gift Option | [Heating Adjustment] This knee massager has three heating modes, from a low setting of 45/115, a medium setting of 50/125 and a high setting of up to 55/130. The heat is evenly distributed to cover the entire joint area[Easy To Use] For this massage knee, long press the button to start or end the work. Short press the mode button to cycle through the modes (Auto - Low - High - Off.Short press the heating button to cycle through the heating temperatures (Low-Medium-High-Off)[Perfect Gift] This electric knee massager machine is a great gift for your family and friends. It is suitable for Father's Day, Mother's Day, Christmas, New Year, Valentines Day and other holidays. If you have any questions about our products, you can contact us at any time, we will provide you with satisfactory service.Easy to Carry This is portable and lightweight (weight/1.65lb) massager. it won't waste too much space in your suitcase. It can also be used at home, in the office and at leisure.