Switchbot Curtain turns old blinds & curtains into smart ones. Automatic, app-controlled ones that help you save energy and money. The ’bot mounts in seconds with no tools & no power supply needed. Through the app you can set-up schedules & through machine learning, the system learns your patterns. With temperature & light sensors, they will open & close based on parameters you set. Works with Alexa, Google Assistant & Siri for voice controlled convenience.