Foreverlily Knee Joint Massage Infrared Heating Therapy Relieve Elbow Shoulder Joint Pain for adult/the aged

3 in 1 knee massager. Vibration, heating, Far-red are combined to provide relief for the knees, draining their effusion and rejuvenating them. Far-red irradiation. 615-650NM can reach deep layers of the knee to promote blood circulation, relieve stiffness and increase vitality. Uniform Hot Compress. Can generate uniform heat to activate multiple key joint nodes and dispel coldness, thus achieving a comprehensive effect. High-frequency Vibration. Can simulate human massage by performing an all-round massage to the knees. It effectively release pressure. Convenient to use. It features enlarged LED screen, wireless design, 100 knee fitting contour, Type-C port, adjustable velcro, and explicit indicator. Specification. Item type: Smart Knee Massager. Color: White. Rated Voltage: 3.7V. Input Current: DC 5V=2A. Battery Capacity: 3000mAh. Charging Time: 3-4Hours. Continuous working time: 1-2Hours. Weight: 275g. Size: 3.53.54.5cm/1.41.41.8in. 1020g. Product Include. 1Main Machine. 1USB C