WiFi smart curtain switch module APP remote voice control timing group sharing compatible with Alexa Echo Google Home suitable for home office

Good material: made with high quality PC and flame-retardant ABS, it features rugged construction, long lifetime, well protects the inside electronic parts.|Voice control: curtain switch is compatible with Amazon Alexa, Google Assistant, which allows you to say the commands, to open/close the curtain.|Remote control: you can set a countdown to control the curtain via smart phone anytime, no matter where you are, very convenient.|Group control: you can also share to your family via app, let they control it at the same time, enjoying the charm of technology and smarter easier life.|Wide application: intelligent curtain switch module, easy to install, widely used in houses, office buildings, schools, hospitals and other more places.