⭐ TOUCH SWITCH FOR ROLLER SHUTTER SUPPORTS HOMEKIT: The connected switch for existing electric roller shutters supports the complete HomeKit function. The switch works with Apple HomeKit (iOS 13 or higher), iOS will guide you in setting up and managing HomeKit. HomeKit-enabled remote control requires an additional Apple device like HomePod Mini or Apple TV. Only works with 2.4GHz WiFi, does NOT support 5GHz WiFi ⭐ A NEUTRAL WIRE REQUIRED FOR MEROSS WALL SWITCH: Since the WiFi module needs to be powered, the connected switch must have a neutral wire, otherwise the WiFi switch for roller shutters does not work. Most old houses don't have a neutral wire, if you're not sure, send us connection diagrams before buying. In addition, this tactile wall switch is only suitable for electric roller blinds or window curtains. ⭐ PERCENTAGE CONTROL AND AUTOMATIC DETECTION: The patented automatic calibration function can upgrade a traditional motor (ONLY HIGH/LOW/STOP) into an intelligent motor with accurate percentage control (1%-100%). Thanks to the connected roller shutter switch, you can set the percentage of the curtain rising and falling between 0% and 100% via the app, in order to obtain more comfortable lighting. ⭐ WIFI SWITCH WITH VOICE CONTROL AND REMOTE CONTROL: The smart electric window curtain switch is compatible with HomeKit, Siri, Apple Watch, AirPods, Amazon Alexa, Echo, Echo Dot, Google Assistant, Google Home, Nest Hub, and Nest Mini. Download the free Meross app from the Google Store or scan the QR code in the manual. Open or close the window curtain via a smartphone (iOS and Android) or voice control. ⭐ CONNECTED SWITCH WITH AUTOMATIC TIME AND STOP PROGRAM: The WiFi connected switch with the program function prevents you from forgetting to close your roller blinds. You can create programs to automatically open/close the panel according to your routine. As night approaches, close the shutters. The stylish glass touchscreen fits perfectly into your decorating style. You will get a sensitive touch without delay. ⭐ AUTOMATION BASED ON TEMPERATURE SETTINGS: Enhance your comfort with automation in the Apple Home app: Enjoy effortless control of your curtains based on temperature settings. Our innovative solution allows your curtains to respond intelligently to room temperature, automatically opening when it's cooler and closing when it's warmer. ⭐ System requirements - Smartphone running iOS 10* or later, Android 6.0 or later, existing Wi-Fi network, HomeKit requires iOS 13 or later, Manufacturer: Meross