The purpose of skill is to control smart devices.The first,customer must have an app account of "MESMART",you can download "MESMART" in android or ios app market,then make sure the Mesmart home hub and devices are online,customer link the "MESMART" account to the skill,then tell Alexa what want to do. The devices currently supported include: Smart Electric Curtain Smart Electric Switch Smart Night Light Smart LED Strip Smart Door & Window Sensor Smart Multi-function Sensor Voice list now supported: "Alexa, turn on (curtain name)" "Alexa, turn off (curtain name)" "Alexa, turn on (electric switch name)" "Alexa, turn off (electric switch name)" "Alexa, turn on (night light name)" "Alexa, turn off (night light name)" "Alexa, turn on (LED strip name)" "Alexa, turn off (LED strip name)" "Alexa, set the (night light name) to (color)" "Alexa, change the (night light name) to (color)" "Alexa, set the (LED strip name) to (color)" "Alexa, change the (LED strip name) to (color)"