Fight the winter blues with the "S.A.D. Light"(seasonal affective disorder)the most advanced Full-Spectrum Light Box System in the world. To compensate for lack of our daily sunlight, American Environmental has developed the Light-A-Lux safe and effective indoor light sources that simulate natural sunlight and are rated as the closest to sunlight available in the world. It comes with: cathode radiation shielded bulbs, electronic ballast, radio frequency filter, parabolic lens, carrying handle, six foot cord with three prong ground plug and highest full-spectrum light bulbs available for appropriate fixture.