Voice control: Once you have this switch, you can connect it with Amazon Alexa(Amazon echo/dot/tap) or Google Assistant for voice control. Wi-Fi Remote Control: You can use "Smart Life" APP in your smart phone to control the switch wirelessly with Wi-Fi or 4G network.no hub required. Timing Function: The schedule timer will allow you to plan the exact time to turn lights and appliances on/off automatically. Timing Function: The schedule timer will allow you to plan the exact time to turn lights and appliances on/off automatically. Share Device: This smart switch can have several control sites shared by different family members. One mobile phone can control Add More Features with IFTTT: If this, then that' is a free web-based service the lets you do amazing thins with your light switch, turn lamps, fans or other electronics on before you get home or off when you leave, with IFTTT.