Light switches are devices used to turn on and off the electrical power supply to a light fixture. They can be installed in various locations such as on a wall, a lamp, or on the light fitting itself.
The most common type of light switch is the wall switch, which typically consists of a toggle or rocker that can be flipped up or down to turn the light on or off. Wall switches can be single-pole, which means they control a single light or group of lights from a single location, or multi-way, which means they can control a single light or group of lights from two or more locations.
Other types of light switches include dimmer switches, which allow you to adjust the brightness of the light, timer switches, which can be set to turn the light on and off automatically at specific times, and motion-activated switches, which turn the light on when they detect motion in the room.
When selecting a light switch, it is important to ensure that it is compatible with the light fitting and wiring, and that it is installed properly to ensure safe and reliable operation. It is also important to consider factors such as the style and design of the switch, and whether it meets any specific functional or accessibility needs.