Polarizer Microscope Ring Light Illuminator 120 LED Ring

Description

Works well for what it is.  I am selling it because I valued the extra light from my other 144 LED lamp over the polarizing function of this lamp.
Specification
Item Type: LED Light Source with Polarizer
Input Voltage: 110-240V, 50/60Hz
Lighting Color: white, 6500K
Brightness Adjustable: 0-100% line adjusted
LED Quantity: 120 pieces
Polarizer Diameter: 35 mm
Inner Mounting Diameter: 62 mm
Outer Diameter: 90 mm
Thickness: 33 mm
Working Distance: 40-120 mm
Working Environment: temperature: 0-40 degree, humidity: 20-85% RH
Package include:
1 x 120LED Ring Light
1 x US Power
Adapter
1 x Polarizer
This is the same lamp that is available on a certain Chinese ecommerce site.