Sonoff Tx Wifi Smart Light Switch, 2 Point 4Ghz Wi-Fi Touch, No Hub Needed. ?Note?Neutral Wire Required; Only Supports 2.4 GHz Network (Not 5 GHz); Not Dimmer Switch. Smart Remote Control Switch - Turn electronics on or off from anywhere with your smartphone using the Ewelink App (Compatible with Android iOS) and get the sync status of your wifi smart switch.The smart switches for lights doesn't support Home Kit. Touch Control Design - Low power loss and long service life. Touch design, separate structural design, safe and reliable.Glass panel touch light switch,a slight tap for easier control, a modern and elegant decoration on your wall surface. Hands-Free Voice Control - The smart touch light switch works perfectly with Amazon Alexa, Google Assistant, IFTTT.Enjoy smart and convenient life. Timer Schedule - Use Schedules to set your Smart Light Switch to automatically turn on and off while you're home or away. Device Sharing - Share your device to your family members. Smart wall switch makes your life smart and easier.