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.