Lucy Zodian NightOwl Compact Light Sensitive Controller is designed to automatically switch on your lighting through a photo electric cell with easily adjustable, variable settings. Ideally suitable for the control of lights at the front door, garden, garage etc. The NightOwl as a time delay circuit, therefore it is unaffected by a sudden or brief change in light level caused by intermittent cloud cover, reflections, vehicle lights or lighting. It features with photo–electric Cell lighting controller, configurable and easy to use. Two configurable setting options, dusk to dawn and fixed time from switch-on. It enables light to be programmed to switch off a number of hours after dusk.