Ring SMD LED microscope lighting with high brightness, long life, low heat, low temperature, soft natural light without flash, long life, energy saving, compact appearance, easy installation. LED microscope ring light lighting brightness can be adjusted, is stereo microscope, monocular video microscopes and other optical instruments with the perfect source.Brightness Adjustable LED Microscope LampMaterial: ABSMax output: 3-5WBest Working Distance: 20mm-160mmPower input: AC100-AC240V, 50-60HZInstallation interface:58-65mmcolor: whiteApplications: microscope illumination, machine vision system lighting, Eco-photography lighting, photography lighting, instrument lighting,etc.USB interfacePackage Contents:2 * Ring Lamp lightOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.