Voice or Remote Control : 1. Work with Amazon Alexa, Google home and IFTTT ; 2. Remote control from everywhere via your phone ; Easy to install and use, no hub required. Share with your family and they can also enjoy controlling home appliances Space Saving : 3 Smart Outlets + 3 USB Ports. Able to expand usage quite a bit without too much space , ideal for controlling electronics in your limited desktop, home, or small office Independent Control : 3 wifi smart sockets can control independently or together, and 3 USB ports are controlled as a one unit. Not only you can turn on/off the electrical appliances connected to the socket individually, and also can turn off all the electrical appliances at one click when you are leaving or not using. Very convenient