Insteon 2477S On/Off Switch (White) Works with Alexa for voice control (hub required, Alexa device and hub sold separately). Wirelessly control Insteon switches from a variety of controllers such as an Insteon Mini Remote, Insteon Motion Sensor, or Insteon Keypads. To control from a smartphone or Amazon Alexa, add the Insteon Hub (2245-222). Controllers sold separately. Compatible with virtually any load type such as incandescent, fluorescent, and LED lighting to general purpose fans Insteon switches install easily in as little as 10 minutes; Neutral wire is required  See model 2474DWH if you do not have a neutral wire If you are looking for a dimmable version of this switch, see Insteon Dimmer (2477D)