Wemo Light Switch, WiFi enabled, Works with Alexa and the Google Assistant Works with Alexa for voice control (Alexa device sold separately) Wemo Light Switch seamlessly replaces your old wall light switch. Control you lights from Wemo Light Switch on the wall, the Wemo app, and even your voice with both Amazon Alexa and Google Assistant Set schedules and timers. Set porch light to turn on at sunset. Schedule ceiling fans to turn before you arrive home. Sync on and off times to sunrise and sunset, and more Works with Amazon Alexa and Google Assistant. Pair Wemo Light Switchwith Amazon Alexa or Google Assistant built-in devices like Google Hometo turn your lights on or off with just the power of your voice Randomize Lights to Protect Your Home. Enable Away Mode' when youre away and Wemo will turn lights on and off randomly. Electrical Ration: 120V/15A/60Hz/1800W Works with Nest to detect when youre home or away. Use Nest compatibility to turn a ceiling fan off when the house is empty, or have your lights switch on when you come home NOTE: works with any one-way connection light switch (not compatible with 3-way) and requires a neutral wire