LED Birne E27 B22 G9 GU10 E14 Leuchtmittel Warmweiß Kaltweiß Mais Glühbirne 230V | eBay
E-Simpo 4pcs G9 to Gu10/GZ10 Adapter, G9 to GU10 Socket Adapter,G9 Light Socket (4pcs G9 to Gu10/GZ10 Adapter) - Amazon.com
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