Kasa Smart Wi-Fi Dimmer Switch 3-Way Kit 

The Smart Dimmer Switch 3-way gives you smart lighting control experience from two locations ideal for living room, halls and stairways. No Hub Required. Easily connect directly to your secured home Wi-Fi network. Manually control your lights from two separate locations. Set up your dimmer and control it from anywhere with the free Kasa Smart app. Set your dimmer to turn on and off automatically while you’re home or away. Set lighting levels using the leading voice assistants such as Amazon Alexa and Google Assistant. Adjust the brightness to set the perfect ambiance for any activity. Turn the lights on and off gradually, reduce the strain on your eyes. Includes two dimmer switches.