This “Green LED” attachment is a powerful supplement to your program. It is especially useful for calming hypersensitive individuals during QRI sessions, relaxation, and pain. The green LED attachment is also used for integrating Babinski and fear paralysis reflexes. Green stimulates the pituitary gland, disinfects, purifies, prevents decay, kills germs, destroys bacteria and other micro-organisms, cleanses, and builds muscle and tissue.