LifeLight SAD Therapy Lamp: What is it? This lamp is designed to combat the effects of seasonal affected disorder, or SAD, which leaves some people feeling depressed, lethargic, and generally fed up in the winter months. It works by delivering the 10, 000 lux that your body needs to feel more energetic and positive. About the product It uses LED to deliver up to 10, 000 lux, which can be toned down with the lamp\'s 10 brightness levels. It has a 4 stage timer which you can control, along with the dimmer, using 3 simple buttons. How is it powered? It\'s powered by the mains. Why you should buy it SAD can create feelings of lethargy, over-eating, social problems, sleep problems, anxiety, depression, and more. Don\'t let it win. Order your LifeLight SAD Therapy Lamp now! | LifeLight SAD Therapy Lamp