What is a smart plug?
A smart plug is a power receptacle that plugs into a traditional electrical outlet and integrates it into your smart home network, allowing you to control whatever you plug into it from an app on your smartphone or with your voice through a virtual assistant.
Smart plugs are a way to automate the wired devices in your home. you plug a wired appliance, like a lamp or a fan, into your smart plug & you'll be able to control them on your phone or, from a smart home hub, like Amazon Echo you can also enable voice commands like, Alexa, turn on the bedroom fan.