Craftmade Smart Wi-Fi dimmer switch

• Rating 120VAC 60Hz. • Neutral wire required • Ground wire required (wire is usually green, green with yellow stripe, or bare copper). • Wi-Fi 802.11 b/g/n @ 2.4 GHZ is required. • Works with compatible LED bulbs. • LED up to 150 watts. • Incandescent/Halogen up to 450 watts