[Mini Body]Designed 59 x 42 x 20mm mini body, which is working with most of amounting boxes, switches.Support reset switch, touch switch, mechanical switch, speed control switch.[Mobile App control] Control the speed,switch, timing and other functions of the device through the mobile phone.[ Voice control]Support voice assistants such as , Google Home, etc., to realize functions such as switches and adjust speed[Remote control] It can realize the remote control of the fan by mobile phone, no matter where you are in the earth, as long as your mobile phone can connect to , you can control it[ Networking technology]One mobile phone can control multiple switches, switch can be controlled by multiple mobile phones at the same time[Sharing and security] The main account can be shared with other members of the family, and the functions and are completely retained and copied;security:[The neutral wire is required][No required]Only need to connect to WiFi(2.4G only), you can remotely control the speed and switch of the bulb[Support reset switch, touch switch, mechanical switch, speed control switch.][After is disconnected, the WIFI is activated again, the device connected to the module will automatically connect to your WIFI network ]Voltage: 85-250V, 50-60HZPower: 5-150WWIFI standard: 2.4GHz(only) IEEE 802.11 b/gcolor:BlackMaterial:ABSsize:59 x 42 x 20mmPackage Contents:1 x Switch1 x English ManualOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.