ITEM NAME:Wifi Smart Lamp Holder 433mhz Rf E27 Wireless Lamp Holder img *{margin:0;padding:0;.Screw size: E27. 1 Piece Wifi Smart Lamp Holder. RF: 433.92 MHz. Set a smart scene to allow more smart devices, not just light bulbs. Wireless standard: 802.11 b / g / n, 2.4 ghz. Timing function. Size item: approx.
