Smart dimming with multi-location capability Requires a Hub for operation For multi-locational dimming only one ZDM150 is required per circuit The ZDM150 combines an Enkin’s award-winning dimmer with Zigbee technology to allow for smart control through your smartphone via a hub. This allows you to dim, turn your lights on and off, and even pre-set ambient moods for different times of the day. The ZDM150 features a wiring option for both retractive and two-way retractive switches. With this unique feature you can still control your lights via touch, as well as your device. Due to advanced technology, this module requires a small voltage at all times. Please note, the ZDM150 Zigbee Dimmer requires a Hub for operation. Compatible hubs include Phillips Hue Bridge, Echo Plus, Samsung, Raspberry, Conbee, Homey, Tuya Zigbee Hub, and Home Assistant.