- Wattage: 250 and 400 W
- Base: E40
- Average life: 12,000 h
- Light color: D, N, blue, green, magenta
- Diameter: 46 and 62 mm
The successful, durable and powerful POWERSTAR HQI lamps with E40 screw bases are available in Daylight and Neutral White and also in the virtually monochromatic colors of blue, green and magenta.