The beurer daylight lamp tl30 is an essential item for those who suffer from sad seasonal affective disorder light therapy is believed to be effective in over 85 of cases so the beurer daylight lamp tl30 is a great solution for those suffering with symptoms during the colder months turn it on with one click to enjoy the light therapy the tl30 is ideal for a small desk work surface or for on the move the slim line and portable design is achieved using led technology light therapy comp