Luxrite LR20700 LU150/ED17 150-Watt HID High Pressure Sodium Light Bulb, Warm White 2100K, 16000 Lumens, E26 medium base, 1-Pack Color/Finish: Warm White Color Temperature: 2,100K Average Lifetime: 24,000 Hours Lumens (light output): 16000 E26 medium base