The Verilux HappyLight delivers Natural Spectrum light to your home, office, dorm room or apartment ; cues your body's own energy enhancers to make you more alert and productive ; has up to 10,000 lux of warm white or day light to lift spirits, sharpen concentration and improve energy levels ; is designed with a compact shape and small footprint to make it easy to place in a convenient location ; provides three light brightness levels to assist in gradually increasing light intensity ; provides two color temperature options to enhance user comfort.