1. Voltage: 100V-240V 50/60 HZ
2. 50 LED cells. LED lamp lasts > 50000 hours.
3. Total luminous flux > 300 lm.
4. No focusing lens, illuminate a large area.
5. Colors: white light. Color temperature 3000-9000K. This temperature is much higher than that of fiber optic illumination, so the color looks bright white instead of incandescent-yellow.
6. Flexible gooseneck length: 10 inches.
7. Certification: UL for power supplier and CE for the lamp.
8. Metal base and pipes.
9. No cooling fans. Very quite.
Base diameter 6". Adjustable arm length 10".