MOES WiFi Smart Lampholder|Lamp Holder Adapter Light Bulb Socket
E27 Holder Italy, SAVE 56% - mpgc.net
E27 Lamp Bulb Holder Slovakia, SAVE 57% - mpgc.net
BLUECELL 12inches E27 to E27 LED Light Bulb Lamp Holder Flexible Gooseneck Extension Adaptor Screw Socket Extender - Amazon.com
Amazon.com: Bahong Smart WiFi Light Socket,Smart Home Mini Socket,E26/E27 Lamp Bulb Adapter with APP Remote Control Timer,Wireless Remote Control Lamp Holder,Only Support 2.4GHz Network (1PC) : Industrial & Scientific