All smart televisions, air conditioners, CCTV cameras, and even smart lights are some examples of internet of things devices that we use in day-to-day life. 

How does IoT work? - In order for IoT to work smoothly, all-comprehensive IoT systems are the same in that they combine four separate components: 

Sensors/Devices - Sensors are the primary component of IoT, as they collect data from the environment and transmit it to the next layer. Sensors are highly responsive to changes and can be used to monitor them exclusively. This information might be as simple as a human body temperature or as sophisticated as a film. Depending on the use, a gadget can have one or more sensors.