Installing this smart switch module can make ordinary, non-smart appliances or devices intelligent, and controlling the switching, timing and countdown of devices through mobile phone applications.Using this smart switch module you can control the light remotely from your mobile phone whatever your are, as long as your mobile phone is connected to the network, and you also can use it to control combine multiple devices.Made of ABS plastic and electronic components, which switch is solid and smart.The length of this switch is 6.5cm, width is 4cm and height is 2.3cm.Support for voice assistants such as for Tmall Genie, for Alexa, for Gool Assistant etc to control the switch of the device and achieve device intelligence or other functions.Item Name: Smart Switch ModuleMaterial: ABS,Electronic ComponentFeatures: Easy to Install, Convenient, Remote Control Colors: White Start Up Method: Mobile APP, 433M Random Sticker or Remote Control (Remote Control or Random Sticker not Included)Transmission Method: Wi-Fi/2.4G Communication NetworkMaximum Load: 10A/2200WControllable Line: 1 WayCommunication Standard: Wi-Fi (802.11 b/g/n 2.4GHZ)Working Temperature: -2-85 Degrees CelsiusSupport System: for Android/for AppleSize Details: 6.5cm x 4cm x 2.3cm/2.56" x 1.57" x 0.91" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Smart Switch Module1 x Using Manual