3 Gang Smart Light Switch, No Neutral Wire Required, Works with Alexa, Google Home Device, ENERJSMART App, Set Timer, Push Button with LED Indicator, 600W/Gang, Also use it as a 2-Way Switch with our ECO Series Wireless Kinetic Switch Big Push Button with LED Indicator showing lights are on or off. No neutral wire needed, only need live wire (small capacitor needs to be used in the wiring) App Control: No hub required. Using our Free to Use ENERJSMART App, you can control the lights no matter where you are. Create scenes to control a group of light switches. Share the control with family members. Voice Control: Compatible with Amazon Alexa (Echo & Echo Dot) , Google Assistant, Siri, Apple Watch and other third party devices (please check manual for more details) , control your lights with the smart light switch by simply giving voice commands. Reduce your power usage with Timer Setting Feature on the APP. You can set exact times for light switch to turn on or off, thereby helping you