This smart in-wall switch is designed for controlling four-wire bidirectional AC motors for roller blinds, shutters, and Venetian blinds, etc. It supports Thread or Zigbee protocols for seamless integration into your smart home ecosystem. With intuitive buttons on the left side for shutter control of opening, closing, and stop, and customizable wireless switches on the right side, it's perfect for expanding your automation scenarios. With advanced features, this switch brings convenience and intelligence to motorized shading solutions.