Leviton VRI06-1LZ Vizia RF+ Incandescent Dimmer 600W, Works with Alexa Works with Amazon Alexa to support dimming through voice control (hub required, Alexa device and hub sold separately) Horizontal 7-step green LED display indicates selected brightness level Energy Save option reduces power consumption and extends bulb life 49 Possible combinations of fade rates, from soft to instant Manual and remote ON/OFF/DIM/BRIGHT control of connected loads Requires the Vizia RF + Handheld Remote - VRCPG for programming and control of the Vizia RF + System (sold separately)