AmScope LED-64-ZK Microscope Ring Light with Adapter, white
<p>This is an intensity-adjustable 64-LED ring light with control box. Its mounting size is up to 2-1/2" (64mm) in diameter. The ring light has 2-1/2" (64mm) inside and 4" (100mm) outside diameters. It works with power supplies from 110V to 240V. It comes with a 1-7/8" (48mm in diameter) ring adapter. This ring light provides cool, even, intense and focused shadow-free illumination. It is an ideal durable cool light source for microscopes. This kit comes with one year warranty against manufacturing defects. It is brand new in original box. </p> <p> Features & Specifications: <br />64 bright white LED bulbs<br />100,000 hours of life<br />Intense and focused shadow-free illumination<br />Variable intensity control<br />Inside diameter of ring light: 2-1/2" (64mm)<br />Outside diameter of ring light: 4 (100mm)<br />Power input: 110-240V, 50-60HZ, auto switching<br />Fits up to 2-1/2" (64mm) mount rings</p> <p>Packing List: <br />One 64-LED Ring Light<br />One Control Box<br />One Power Cable<br />One 48mm Ring Adapter</p>