Feature 1 The product support voice control, cooperate with for Google Home, directed by your voice 2 You can use your smartphone APP or tablet to control your home anytime, anywhere, very convenient 3 The timer switch can automatically turns on or off the curtain electrical appliances 4 This is a glass panel wireless remote time switch, used for electric curtain electric roller 5 Support L and N line control, channel has 3 gangs. Support for Google Home, for IFTTT Roqi, for iPhone SiriItem Type: WiFi Smart SwitchInput Voltage: 95-250VAC 50/60HzNetwork: WIFIControl: L and N linesChannel: 3 GangsAPP: For Ewelink, for Smart LifeColor: WhiteProduct Certification: CE, FCC, ROHSRated Current: 10AProduct Size: Approx. 120 x 76 x 35mm / 4.7 x 3 x 1.4inSupport: For Google Home, for IFTTT Roqi, for iPhone Siri Package List1 x Curtain Switch2 x Screw1 x User ManualNotePlease use within the parameter voltage range.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.