Sylvania 14664 Incandescent Lamp 250 W BR40 Lamp Medium E26 Lamp Base 2000 Lumens 2850 K Color Temp

Standard base. Infrared glass bulb. 6-1/2 in overall length. Operate only in porcelain sockets. Should be shielded against moisture falling on bulb. May not give satisfactory performance if any accessory lighting equipment touches the glass bulb.