1. Annular shadow-less lamp with bright, stable and reliable light. No flash of feeling and not harmful to people's eyesight. 2. Electronic startup, sound light and save energy. 3. Integration of magnifying and lighting, more clearly, double magnify the glass. Different magnifications can be chosen. 4. White optical lens are available to relax the strain of eyesight after a long time of use. 5. Adjust the angle and position by optional. 6. Different colors optional, beautify working environment. Application: For electronic engineer and maintenance man to view and check micro or mini components or components densely fitted circuit or for medical personnel or beautician when lighting or magnifying is wanted.