Automatic On-Off controller

This Automatic On Off Controller is designed to keep the light on only in day-time from dusk to dawn. This is used in colleges, highways, industries, and parks to provide these places an energy-saving and economic lighting solution. This is designed to automatically ON at the time of dusk and switch-OFF at dawn. No human interference is required to switch the light on and off. Its working is based on an LDR that ensures to change the intensity of light and output.