kwmobile E14 to E27 Converter (Pack of 4) - Lamp Socket Adapter Light Bulb Base Converters Screw-in Thread Adaptor Holder Set for LED and Smart Bulbs : Amazon.co.uk: Lighting
Light Bulb Base Chart
Maplin ORB RF Remote Controlled Mains Light Bulb Socket with Remote Co | Lighting | Maplin | The Electronics Specialist
WiFi Tuya Smart Light Bulb Adapter E27 Lamp Holder Base Work With Alexa Google | eBay
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Smart WiFi GLS RGB+W 7W LED Bulb E27 Base, Timer Function, LED Colour – ENER-J Smart Homes
Tapo Smart Bulb, Smart Wi-Fi LED Light, B22, 8.3W, Energy saving, Works with Amazon Alexa and Google Home, Dimmable Soft Warm White, No Hub Required - Tapo L510B(2-pack)[Energy Class F] : Amazon.co.uk:
Yoswit Smart Bulb Adapter - E14 B22 E27 lamp Holder Socket Converter, Remote Control by iOS Android for Smart Home : Amazon.co.uk: Lighting
GU24 To E26 E17 To E26 LED Bulb Base Adapter Converter Light Socket Lamp Holder | eBay
Light Bulb Base Sizes & Cap Types - The Lightbulb Co. UK Store