The desktop red light physiotherapy instrument LY-609F1 is commonly known as infrared roasting lamp and electric roasting lamp. It mainly uses the principle of optics and belongs to a physical factor method. It combines the biological effect of the filtered red light waveband photochemistry to produce infrared heat with gentle infrared heat. The red light band has mild heat and is comfortable to illuminate. The desktop red light physiotherapy instrument has an exquisite appearance, small size, convenient carrying and simple operation.