CB Gooseneck Flexible Arm LED Light Lamp Illuminator for Dissecting Microscope, High Intensity Ultra Bright,Silver

1. Voltage: 100V-240V 50/60 HZ 2. LED power: 3W each, 6W total. LED lamp lasts > 50000 hours. 3. Total luminous flux > 240 lm. 4. 30º focusing lens focus light beams into a small area. 5. Maximum illuminance > 5x105 lx. That is equivalent to 1000x office light, 500x TV studio light, 4-12x direct sunlight. 6. 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. 7. Flexible gooseneck length: 10 inches. Base diameter 6". 8. Certification: UL for power supplier and CE for the lamp. 9. Metal base and pipes. 10. No cooling fans. Very quite.