Features: Superior LED lighting with bright LED beads provides clear, uniform light to improve visibility and detailed viewing during phone repairs, ensuring precise work in low light conditions. Smart adjustable lighting proposals 8 customizable positions for flexible brightness control, allowing optimal light direction selection to highlight every repair detail effectively. Convenient USB powered design ensures broad compatibility with computers or power adapters for straightforward use without worrying about power supply during mobile device maintenance. Secure segment setup with secure locking mechanism enables easy and quick attachment to microscopes, eliminating complicated installation steps for immediate use in repair shops. Sturdy plastic housing combines lightweight portability with consistent construction, making this circular lighting ideal for prolonged daily use in professional phone repair and servicing tasks. Specifications: Component : plastic shell Power supply mode: USB plug-in Diameter: about 83mm/3.27inch Package Includes: 1xCircular Light note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.