R39 SES 30W Reflector lamp. This is a special purpose lamp, and not used for household illumination. It is used in some Lava Lamps to generate heat.
5PCS R39 Lava Lamp Bulb 30W SES E14 Reflector Screw in Spotlight Bulbs UK
Light Bulb 30w T4 Fluorescent Tube 3400K 762mm Inc Pins 750mm Excl LyvEco T4/30W
Caldarax E14 G45 28W Golf Ball Bulb Dimmable, 370LM Warm White 2700K, AC 230V, Mini Globe Classic Clear Round Light Bulb E14 SES Small Edison Screw for Chandeliers, Pack of 6
Caldarax Pack of 6 E14 G45 42W Golf Ball Bulb Dimmable, 613LM Warm White 2700K, AC 230V, Mini Globe Classic Clear Round Light Bulb E14 SES Small Edison Screw for Chandeliers
