JSVSAL (6-Pack Dimmable MR11 GU10 35mm Mini LED Light Bulbs,4000K Natural White, AC 120V, 3W GU10 Base Spotlight Bulbs Replace 25-35W Small Halogen Bulb for mr11 Track Lighting - Amazon.com
KOR (4 Pack) 13 Watt Mini Spiral - GU24 Base - (60W Equivalent) - T2 Mini-Twist - CFL Light Bulb (Cool White (4100K), CFL) - Amazon.com
Sea Gull Lighting 13-Watt (60W) Plug-in Base Soft White (2700K) Decorative CFL Bulb at Lowes.com
Feit Electric 50-Watt Equivalent MR16 GU10 Dimmable Track Lighting 90+ CRI Frosted Flood LED Light Bulb, Bright White 3000K (6-Pack) BPMR16IFGU50930CA3/2 - The Home Depot
E27 E14 B22 GU10 G9 E40 spiral traditional LED bayonet conversion size screw head lamp holder accessories - AliExpress
23-Watt GU24 Compact Fluorescent Light Bulb
120V 60Hz 26W GU24 Light Bulb Replacement for Maxlite MLS26GU Light Bulb by Bilot - T2 Spiral GU24 CFL Self Ballasted Lamp Bulb with Two Prongs - 2700K Warm White - 1600