With SwitchBot Curtain’s thirty-second installation (without screws, nuts, or bolts), making your curtains ‘smart’ has never been easier! The SwitchBot iOS/Android app allows for immediate opening and closing of curtains, as well as setting an automatic timer. This device is perfect for helping to regulate your natural sleep schedule with sunshine, saving energy to reduce the workload on air-conditioning and heating, and as an anti-burglary method when you’re not home.