WHY INFRARED LIGHT? Red light devices reach a deeper level of muscle tissue to promote recovery. Infrared heat increases blood flow faster and more freely. Increased blood flow to injured soft tissue facilitates recovery. CERAMIC RED LIGHT: Theralamp has an adjustable, high quality ceramic plate that gives UV protection. The face of the lamp can be adjusted up to a 30 degree angle. With an application area of 11.8 x 15.7, this desktop model is idea for large body parts POWERFUL PAIN RELIEF: A 300 Watt bulb delivers 900 nanometer infrared, giving medical grade red light that relieves pain and aches with a deep penetrating wavelength.