Effortlessly automate your curtains with the SwitchBot Wireless Curtain Rod V3. This innovative system operates via BLE for seamless wireless control, installing easily onto your existing curtain rail tracks in just 30 seconds. Open and close your curtains with effortless convenience, transforming your home into a smart home. Make your place a smart home with SwitchBot Wireless Curtain Rod V3. The World's First Retrofit Smart Curtain Solution! SwitchBot Curtain Rod 3 is a wireless retrofit smart curtain solution operating via BLE. Easy install, set up in just 30 seconds, and it's working on your existing curtain rail tracks to open and close your curtains. 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 remote 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.