Excelvan? 144 LED Adjustable Microscope Compact Ring Light Adapter (US)

Get from Amazon : http://www.amazon.com/gp/product/B00FOLHX8C?tag=wayofcats-20

Excelvan? 144 LED Adjustable Microscope Compact Ring Light Adapter (US)

144LED ring light for stereo microscope
Strong and focused illumination with shadow free
Adjustable Brightness Control
The brightness of 0-100Adjustablehigh brightness
LED light of high brightness Uniform brightness long life :