For people suffering from seasonal affective disorder, any form of light therapy may prove to be advantageous. Due to the bright light therapy having a few drawbacks, researchers began devising other forms of treatment that included use of light in a different more potent way.

Another form of treatment apart from the more common bright light one to treat seasonal affective disorder is the use of dawn simulators. It basically involves setting the timings so that the light comes on automatically form about half and hour to two hours before you wake up.

A low cost dawn simulator for those people that suffer from SAD and are on a budget.

Features 15 LED lights that light up over a period of 20 minutes, imitating a natural sunrise, to gently and slowly awaken the body, without disturbing your last few minutes of sleep. Includes alarm and snooze option.

The HF3475 wakes you up in a natural way, light increases gradually and positively affects your energy hormones.

This dawn simulator is ideal for anyone that is on a budget but still wnats to buy a recognised brand name. Phillips have been making electronics for a number of years and recently developed a range of Wake Up lights and SAD lights to help SAD sufferers.

The HF3463 was one of their first Dawn Simulators and is still popular today.