TORCHSTAR GU10 to G9 Adapter Converter, Convert GU10 Base to G9 Plug-in Base Socket, Fits Halogen/LED/CFL Light Bulbs, Heat-resistant, Hazard-Free, Anti-Burning, Max 250V, 1000W, Pack of 6 - Amazon.com
G9 to GU10 lamp holder socket adapter G9-GU10 lamp base converter connector 10/lot - AliExpress
GU10 male to G9 Female Converter Adapter - Converters - LEDLight
230 V Standard 3-Step-Dim LED Pin base G9 1 pack 350lm 4W 2700K dimmable
Ampoule Led Bulb E14 E12 E27 B22 GU10 G9 B15 4W Erengy Saving Lamp 12 24 36 48 60 V Volt Candle Spot Lights 12v 24v 36v For Home - AliExpress