The C by GE Smart Dimmer Switch adds smart bulb functionality to traditional bulbs and keeps smart bulbs smart. The smart Wi-Fi switch works as dimmer switch while enhancing the traditional bulb functionality to include out-of-home control, scheduling and scene setting. Pair the Smart Switch with Cync or C by GE Smart Bulbs in other fixtures like table lamps and control your all your lights in the room from one wall switch. Simple DIY set up. The Smart Switch connects directly with Google Home without a hub required. Works with most common residential wiring – no neutral wire required.