G28619 ~ (Pkg 10) P13.5 Base Flashlight Bulb 4.8V 0.3Amp for 1.5V Battery Flashlights

This bulb works in hundreds of flashlights that use 3 to 4 cells. Features bayonet base type P13.5. Rated 4.8V @ 0.3Amp, however they work fine at 6V. Sold in a package of 10. Retails for $20 for 10.