Hands-free Voice Control -Works with Google Home, Amazon Echo Alexa-App Name: Smart Life, Tuya App Control - Timing Function, APP remote control- Programming your smart curtain switch on App 'smart life / Tuya', then your curtain, blind, roller shutter can be remote controlled by phone and you can set timing schedule for it, like open at 7:00am, close at 7:00pm, then your curtain blind can open or close automatically when time is up.- You can control your smart curtains by mobile phone anytime, anywhere as long as it's with network. Physical Touch Panel Control - You also can use the touch panel control if you don't want to use the smart phone.- No light on the switch unless you touch on it, not bother sleeping. Group Function and Device Sharing You can create group in the APP to manage all the blinds shutters in your house and share the device to all your family members.