Features: Enhances your microscopy experience with LED Rings Light Illuminators, to provide uniform and adjustable illumination for stereos microscopes, for detailed observations. Featurings 144 72 64 LED beads, this Rings light offer adjustable brightness, low energy consumption, and long life, all Powereds convenient USB Interfaces. for researcher, electronics repair technicians, and jewelry appraisers who require precise and clear visibilitys in their work. Perfectly for laboratory research, electronics repair, jewelry appraisal, and industrial inspection, ensuring lighting in high Precisions. from ABS materials, this easy to installs Rings light for monocular, binocular, and trinocular microscopes, making it essential tool in any professional. Specifications: Materials: ABS Style: 64pieces, 72pieces, 144pieces(optional) Size:12x10x3.2cm/4.72x3.94x1.26inch Package Includes: 1Set Microscope Rings Light note: Please allow 1-3cm error due to manual measurement. makes sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.