Mobile APP control. Control the device's power on and off, timing, countdown and other functions through the mobile phone. As long as the mobile phone has a network, the switch module at home can be controlled globally. Voice control. Support voice assistants such as Tmall Genie, Alexa, Google Home, and realize functions such as switches; "Alexa, turn on the kitchen lights." You can turn on the lights in one sentence and enjoy a convenient smart life. 10. Three wiring methods.(2-way/1-way/non switch) Can be directly connected to the device without connecting a switch. It can also be connected behind the switch to support single control switch and dual control switch. It can be directly installed in the switch box to hide the switch module. It can also be installed on the dual-control switch without affecting the use of the dual-control switch. WiFi connection, no gateway required. DIY, the connection method is simple, everyone can DIY the device and turn the non-smart device into a smart device. Specifications: Output:AC 100-240V 50/60Hz Input:AC 100-240V 50/60Hz Wi-Fi:IEEE 802.11b/g/n Material:PCV-0 Maximum current:16A/10A Package Included: 1*mini smart switch module,1*Manual