SwitchBot Curtain Rod 3 is now upgraded to help make your curtains slide more smoothly and still makes your curtains smart in seconds without the need for screws, nuts, or bolts. Please be aware that square rods are not supported. Multiple controls.Use app or remore or Use with SwitchBot Hub Mini/Hub 2(both sold separately), and SwitchBot Curtain can be compatible with Amazon Alexa, Google Assistant, Siri, IFTTT and others for even more home automation. Just say "Alexa/Ok Google/Hey Siri, let sunlight in" to open your curtains. Moreover, the smart curtain also supports Apple Homekit when add SwitchBot Hub 2. Features: Make any curtain smart with the Switchbot Robot More compatible, simple installation - SwitchBot Curtain Urail 3.0 is now upgraded to help make your curtains slide more smoothly and still makes your curtains smart in seconds without the need for screws, nuts, or bolts. Please be aware that square rods are not supporte Multiple Control Options - Use our iOS or Android app