Automatic Light ON-OFF based on presence of people
It is quite often that we see in homes, office that people leave the lights, lamps and fans in on condition even if it not… Read More »Automatic Light ON-OFF based on presence of people
It is quite often that we see in homes, office that people leave the lights, lamps and fans in on condition even if it not… Read More »Automatic Light ON-OFF based on presence of people