Pyramid Bulbs 58182 10-Pack G9 bulbs Q40/CL/G9/120V 40 Watt Halogen Light Bulb Single Ended T3.5, G9 Bi-Pin Base 120 volts Pyramid Bulbs 40-Watt Halogen Single Ended T3.5, G9 Bi-Pin Base Light Bulb This 10 pack Q40/CL/G9/120V is a Direct Replacements For All G9 Light Fittings And Sockets Feature 2 Looped Prongs That Are Spaced 9mm Apart - Premium Quality Tungsten Filament Replacements For wide variety of usages: Desk Lamps, Under Cabinet Puck Fixtures , Decorative Accent Light Fixtures , Kitchen Counter Island Pendant Can Lighting , Various Small Consumer Appliances and Oven Fan Microwave Light Bulb High brightness - 380 Lumens ,Color Accuracy (CRI)100 MOL (in)1.552" Diameter (in)0.566"