What Is a Night Switch

This small day night switch can switch on any Electrical device automatically when Dark falls and switch off in the morning automatically.

When you enter a room the light turns on automatically without you turning on any light switch what type of sensor is used in this scenario?

This is usually done by using motion sensors, which can be mounted to walls and ceilings, or in place of light switches. Motion sensors can automatically turn on the lighting when someone comes into a room, and automatically turn it off when the room is empty.

What are lighting control devices?

Lighting control systems provide the right amount of light, at the right colour, in the required place, at the appropriate time. The result is a dynamic, flexible and multi-faceted space that complements a building’s ambience and use.