Nightlight LOU GreyThe ZAZU Nightlight Lou Grey is a voice activated nightlight that will help soothe and comfort your little one. Lou has two lights, the Owl and Outer Ring. These lights have an adjustable brightness and both can be used separately. It also has a timer which allows you to set the nightlight to automatically switch off after a certain amount of time. Lou even has a Cry Sensor which is activated by sound and will automatically switch Lou on and comfort